Members
Basic information
Natália Valkovičová, M.A. is a psychology graduate at the Faculty of Social Studies, Masaryk University. She is interested in children’s exposure to negative content online and risk and preventive factors associated with it. Innovative real-time data collection on smartphones is one of her other research interests.
Publications
Journal articles
2018
- Orben, A. C., Mutak, A., Dablander, F., Hecht, M., Krawiec, J. M., Valkovičová, N., & Kosīte, D. (2018). From face-to-face to Facebook: Probing the effects of passive consumption on interpersonal attraction. Frontiers in Psychology, 9, 1163. https://doi.org/10.3389/fpsyg.2018.01163
Reports
2024
- Blahošová, J., Terčová, N., Švestková, A., & Šmahel, D. (2024). Artificial intelligence and health: How do Czech adults use AI? [Research report.] Brno: Masaryk University.
- Jaron Bedrosova, M. (2024). Cyberhate targeting the body: Young Czech people’s perceptions of cyberhate that targets weight and physical disability. Masaryk University.
- Jaron Bedrosova, M. (2024). Plus-size hate: Exploring young Czech people's reactions to cyberhate targeting overweight people. Masaryk University.
2023
- Blahošová, J., Lebedíková, M., Tancoš, M., Plhák, J., Smahel, D., Elavsky, S., Tkaczyk, M., & Sotolář, O. (2023). How are Czech adolescents using their phones? Analysis using objective smartphone data. Brno: Masaryk University.
- Kardefelt Winther, D., Stoilova, M., Büchi, M., Twesigye, R., Smahel, D., Bedrosova, M., Kvardova, N., & Livingstone, S. (2023). Children’s exposure to hate messages and violent images online. UNICEF Innocenti – Global Office of Research and Foresight.
- Machackova, H., Jaron Bedrosova, M., Tolochko, P., Muzik, M., Waechter, N., & Boomgaarden, H. (2023). Digital skills among children and youth: A report from a three-wave longitudinal study in six countries. KU Leuven: ySKILLS. https://doi.org/10.5281/zenodo.8304512
- Mýlek, V., Dědková, L., Šestauber, J., & Macháčková H. (2023). Adolescents’ face-to-face meetings with online acquaintances. Brno: Masaryk university.
- Smahel, D., Mascheroni, G., Livingstone, S., Helsper, E. J., van Deursen, A., Tercova, N., Stoilova, M., Georgiou, M., Machackova, H., & Alho, K. (2023). Theoretical Integration of ySKILLS: Towards a New Model of Digital Literacy. KU Leuven: ySKILLS. https://doi.org/10.5281/zenodo.10090717
2022
- Bedrosova, M., Dufkova, E., Dembytska, N., Gerzicakova, M., & Dedkova, L. (2022). Cyberhate in Czech families: Adolescents’ experiences andtheir caregivers’ knowledge. Brno: Masaryk University.
- Gulec, H., Lokajová, A., & Smahel, D. (2022). Effects of digital technology on adolescents' well-being: An integrative model (iMEW). (CO:RE Short Report Series on Key Topics). Hamburg: Leibniz-Institut für Medienforschung | HansBredow-Institut (HBI); CO:RE - Children Online: Research and Evidence. https://doi.org/10.21241/ssoar.83155
- Lokajová, A., & Šmahel, D. (2022). Use of mHealth applications among teens. Research report. [Research Report]. Brno: Masaryk University.
- Vissenberg, J., Spurava, G., Terčová, N., Morávková, H., Bedrošova, M., Bossens, E., Macháčková, Ha., Kotilainen, S., & d'Haenens, L. (2022). Report on the role of critical information skills in recognising mis- and disinformation. KU Leuven, Leuven: ySKILLS.
2021
- Vokál, D., Šmahel, D., & Dedkova, L. (2021). Excesivní používání internetu českými dospívajícími: Srovnání před a během pandemie Covid-19. [Excessive Internet use by Czech adolescents: A comparison before and during the Covid-19 pandemic. Research report]. Brno: Masaryk University.
2020
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Kardefelt-Winther, D., Twesigye, R., Zlámal, R., Saeed, M., Smahel, D., Stoilova, M., & Livingstone, S. (2020). Digital Connectivity During COVID-19: Access to vital information for every child, Innocenti Research Briefs no. 2020-12, UNICEF Office of Research - Innocenti, Florence
- Kružíková, A., Knapová, L., Gabrhelík, O., Šmahel, D., Dědková, L., Matyáš, V., Doležal, P., & Šmahelová, M. (2020). User Testing of Mobile Banking Authentication Methods: UX Testing, User Interviews, and Quantitative Survey. Brno: Masaryk University.
- Machackova, H., Blaya, C., Bedrosova, M., Smahel, D., & Staksrud, E. (2020). Children’s experiences with cyberhate. EU Kids Online. https://doi.org/10.21953/lse.zenkg9xw6pua
- Mascheroni, G., Cino, D., Mikuska, J., Lacko, D. & Smahel, D. (2020). Digital skills, risks and wellbeing among European children : Report on (f)actors that explain online acquisition, cognitive, physical, psychological and social wellbeing, and the online resilience of children and young people. Leuven: Katholieke Universiteit Leuven. doi:10.5281/zenodo.4274602
- Smahel, D., Machackova, H., Mascheroni, G., Dedkova, L., Staksrud, E., Ólafsson, K., Livingstone, S., & Hasebrink, U. (2020). EU Kids Online 2020: Survey results from 19 countries. EU Kids Online. https://doi.org/10.21953/lse.47fdeqj01ofo
- Zlamal, R., Machackova, H., Smahel, D., Abramczuk, K., Ólafsson, K., & Staksrud, E. (2020). EU Kids Online 2020: Technical report. EU Kids Online. https://doi.org/10.21953/lse.04dr94matpy7
2019
- Dědková, L., Macháčková, H., Hlavová, R., Bedrošová, M., Horák, O., & Danhofer, P. (2019). Chování dospívajících s epilepsií na internetu 2018. Brno: Masaryk University.
- Kvardová, N., Valkovičová, N., & Šmahel, D. (2019). Do Mobile Phone Bans Work? Rules and the use of technology in school in relation to adolescents' behavior. Research report from primary and secondary schools. Brno: Masaryk University.
2018
- Bedrošová, M., Hlavová, R., Macháčková, H., Dedkova, L., & Šmahel, D. (2018). Czech children on the internet: Report from a survey at primary and secondary schools. Project EU Kids Online IV – the Czech Republic. Brno: Masaryk University.
- Lakomý, M., Bohlin, G., Hlavová, R., Macháčková, H., Bergman, M., & Lindholm, M. (2018). Public attitudes to life sciences research in 6 European countries (ORION project Deliverable No. 2.3). Stockholm: VA.
- Nehybková, E., Šmahelová, M., Čevelíček, M., Šmahel, D., Drtilová, H., & Macháčková, H. (2018). Digitální technologie a poruchy příjmu potravy. Výzkumná zpráva [Digital technology and eating disorders. Research report.] Brno: Masaryk University. Available here.
2017
- Macháčková, H., & Šmahel, D. (2017). Zdraví a internet: Co lidé dělají na online stránkách o stravování a cvičení? [Health and the internet: What people do on websites about eating and exercise?] Brno: Masarykova univerzita. Available here.
2016
- Juhová, D., Scott, Z., Macháčková, H., Šerek, J., & Macek, P. (2016). Psychologické aspekty občanské participace adolescentů: Srovnání výsledků z let 2014 a 2015 [Psychological aspects of adolescent civic participation: Comparisons of findings from 2014 and 2015].
- Kaspersky Lab & Smahel, D. (2016). Digital Parenting: Fathers are crucial for digital security in parenting [report]. Kaspersky Lab. Available here.
2015
- Görzig, A., & Machackova, H. (2015). Cyberbullying from a socio-ecological perspective: A contemporary synthesis of findings from EU Kids Online (Media@LSE Working Paper Series, No. 36). London: LSE. Available here.
- Macháčková, H., Dědková, L., & Ševčíková, A. (2015). Dospívající na internetu [Adolescents on the Internet]. Brno: Masarykova univerzita. Available here.
- Šmahel, D., Kontríková, V., & Černíková, M. (2015). Once upon a time, there was a tablet: Young children (0-8) and digital technology. In S. Chaudron (Ed.), Young children (0-8) and digital technology: A qualitative exploratory study across seven countries. Joint Research Centre science and policy reports (Annex II). Luxembourg: Publications Office of the European Union. Available here.
2014
- Černíková, M. (2014). Sexual problematic situations and related feelings. In D. Smahel & M. Wright (Eds.), Meaning of online problematic situations for children. Results of qualitative cross-cultural investigation in nine European countries (pp. 25-29). London: EU Kids Online, London School of Economics and Political Science. Available here.
- Černíková, M., Barbovschi, M. (2014). Dealing with problematic situations involving sexual content and communication. In Smahel, D. & Wright, M. (Eds), Meaning of online problematic situations for children. Results of qualitative cross-cultural investigation in nine European countries (pp. 101-105). London: EU Kids Online, London School of Economics and Political Science. Available here.
- Černíková, M., & Smahel, D. (2014). Aggressive communication, harassment, cyberbullying and related feelings. In D. Smahel & M. Wright (Eds.), Meaning of online problematic situations for children. Results of qualitative cross-cultural investigation in nine European countries (pp. 22-25). London: EU Kids Online, London School of Economics and Political Science. Available here.
- Černíková, M., Smahel, D., & Wright, M. (2014). Other problematic situations: commercials, health problems, technical problems and related feelings. In D. Smahel & M. Wright (Eds.), Meaning of online problematic situations for children. Results of qualitative cross-cultural investigation in nine European countries (pp. 35-39). London: EU Kids Online, London School of Economics and Political Science. Available here.
- Dědková, L., Macháčková, H., Ševčíková, A., Černá, A., & Wright, M. (2014). Vnímání verbálních útoků na internetu a ve školách [The perception of verbal attacks in online and school environment]. Available here.
- Šerek, J., Macháčková, H., & Scott, Z. (2014). Psychologické aspekty občanské participace adolescentů. Zpráva z výzkumného projektu [Psychological aspects of adolescent civic participation]. Available here.
- Smahel, D., & Wright, M. (2014). The meaning of online problematic situations for children: Results of qualitative cross-cultural investigation in nine European countries. London: EU Kids Online. Available here.
- Vandoninck, S., D’Haenens, L., & Smahel, D. (2014). Preventive measures: How youngsters avoid online risks. London: EU Kids Online. Available here.
- Wright, M., Smahel, D., & Černíková, M. (2014). Summary: linking online problematic situations and children’s development. In D. Smahel & M. Wright (Eds.), Meaning of online problematic situations for children. Results of qualitative cross-cultural investigation in nine European countries (pp. 40-42). London: EU Kids Online, London School of Economics and Political Science. Available here.
2013
- Macháčková, H., Dědková, L., Ševčíková, A., & Černá, A. (2013). Online Harassment and Cyberbullying II. An extended report on the “Coping strategies in adolescents facing cyberbullying”. Available here.
2012
- Macháčková, H., Černá, A., Dědková, L., Ševčíková, A., & Blažková, E. (2012). Online obtěžování a kyberšikana. Zpráva projektu „Copingové strategie kyberšikany u adolescentů“ [Cyberbullying and Online Harassment. The report from project Coping strategies with cyberbullying among adolescents]. Available here.
- Smahel, D., Helsper, E., Green, L., Kalmus, V., Blinka, L., & Ólafsson, K. (2012). Excessive internet use among European children. London: EU Kids Online. Available here.
2010
- Metykova, M. (2010). Muslims in the European mediascape. London: Institute for Strategic Dialogue.
- Metykova, M., Fenton, N., Freedman, D., & Schlosberg, J. (2010). Meeting the news needs of local communities. London: Media Trust.
2008
- Lupač, P., & Šmahel, D. (2008). The Internet in the Czech Republic 2008: Four years of WIP in the Czech Republic. Brno: Masarykova univerzita.
2007
- Lupač, P., & Šmahel, D. (2007). World Internet Project – The Czech Republic: The Internet in the Czech Republic 2006. Brno: Masarykova univerzita.
Conferences
2024
- Dědková, L., Mýlek, V., & Geržičáková, M. (2024, September 24-27). Do restrictions work? Examination of the impact of parental restrictions on adolescents’ online flirting with new people in 4-wave panel. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Güleç, H., Mužík, M., Šmahel, D. & Dědková, L. (2024, September 24-27). The Reciprocal Associations between Adolescents’ mHealth App Use, Body Dissatisfaction and Physical Self Worth: A Three Wave Longitudinal Study. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Jaron Bedrosova, M., Kvardova, N., Machackova, H., & Matthes, J. (2024). What affects bystanders’ responses towards cyberhate in social media news? An experimental study of hate against plus-size people. Presented at the 28th Workshop on Aggression, Nottingham, United Kingdom. Available here.
- Jaron Bedrosova, M., & Matthes, J. (2024). An inquiry of audience’s appraisals and reactions to cyberhate in news discussions on social media: The role of perceived group entitativity. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Křížová, N., Kvardová, N., & Macháčková, H. (2024, June 11-13). Empowerment or Pressure? Exploring the Impact of Female Body Depictions in Body Positivity InstagramPosts on Self-Objectification [Poster presentation] Presented at Appearance Matters Conference 10, Bristol, United Kingdom. Available here.
- Kvardová, N. (2024, July 16-19). Addressing theory crisis in (media) psychology with informative hypotheses. In R. M. Kuiper (chair), *Recent Advances in (non-)Bayesian informative hypothesis evaluation*. [Symposium]. The 89th Annual Meeting of the Psychometric Society, Prague, Czech Republic.
- Kvardová, N., Machackova, H., Maes, C., & Vadenbosch, L. (2024, September 25-28). Navigating Beauty Standards on Social Media: Impact of Appearance-Focused Activity on Adolescent Body Dissatisfaction. Presented at the 19th Conference of the European Association for Research on Adolescence 2024, Limassol, Cyprus. Available here.
- Lacko, D. (2024). Dynamic structural equation models. Seminar in Psychometrics of the COMputational PSychometrics group. Department of Probability and Mathematical Statistics, Faculty of Mathematics and Physics, Charles University, Prague, Czech Republic.
- Lacko, D., Blahošová, J., Lebediková, M., Tkaczyk, M., Smahel, D., Elavsky, S., & Tancoš, M. (2024). Utilizing dynamic structural equation modeling on intensive longitudinal data: The inspiration for digital media use effects research. International Meeting of Psychometric Society 2024. Prague, Czech Republic.
- Lacko, D., Blahošová, J., Lebediková, M., Tkaczyk, M., Smahel, D., Elavsky, S., & Tancoš, M. (2024). The reciprocal associations between smartphone use and affective well-being among adolescents: Results of an EMA study. Society for Ambulatory Assessment 2024. Ann Arbor, Michigan, the United States of America.
- Lacko, D., Macháčková, H., & Šmahel, D. (2024, September 24-27). Within- and between-person effects of violence in video games on aggression and empathy. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Macháčková, H. & Shukla, S. (2024, September 24-27). Adolescent Cyberaggression: Unveiling the Influence of Anonymity and Appetitive Cybermotives on Peers and Celebrities. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Mužík, M., Jaroň Bedrošová, M., Mascheroni, G. & Macháčková, H. (2024, September 24-27). Are civically active youths prone to spreading misinformation? The role of perceived discrimination. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Mýlek, V., Dědková, L., Dienlin, T. & Shouten, A. P. (2024, September 24-27). Does online communication improve or diminish adolescents’ social skills? Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Šaradín Lebedíková, M., Olveira Araujo, R., Šmahel, D. & Kaveri Subrahmanyam (2024, September 24-27). Individual factors of expected and unexpected sexting and the subsequent feelings: A nationally representative study in adolescents. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Švestková, A., Šmahel, D. & Dědková, L. (2024, September 24-27). Insight into the vicious circle: A longitudinal study of health anxiety and health-related internet use in adolescents. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Tancoš, M., Blahošová, J. & Šmahel, D. (2024, September 24-27). Daily excessive internet use symptoms in adolescents. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
- Terčová, N. (2024, February 6). Navigating Adolescent Online Vulnerability. Presented at Protecting Children and Youth from Digital Harm Symposium 2024.
- Tkaczyk, M., Ksinan, A. J. & Šmahel, D. (2024, September 24-27). Longitudinal associations between screen time, bedtime and daytime sleepiness among adolescents: A three-wave panel study. Presented at the 10th European Communication Conference (ECREA), Ljubljana, Slovenia. Available here.
2023
- Blahošová, J., Tancoš, M., Smahel, D., Elavsky, S., Chow, S., Cho, Y., & Lebedíková, M. (2023, May 26). Examining the Reciprocal Relationship between Social Media Use and Perceived Social Support among Adolescents: A Smartphone Ecological Momentary Assessment Study. Presented at the 73rd Annual International Communication Association (ICA) Conference in Toronto, Ontario, Canada. Available here.
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Gulec, H., Torun, T., Prado, A. D. S., Bauer, S., Rummel-Kluge, C., & Kohls, E. (2023, June 1-3). Eating Attitudes and Depressive Symptoms in a LGBTIQ Sample in Turkey: The Role of Sexual Minority Stress. Presented at the International Conference on Eating Disorders, 2023 (ICED 2023), Washington, USA. Available here.
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Jaron Bedrosova, M., Mylek, V., & Dedkova, L. (2023). (Cyber)victimization among Czech youth: Comparing experiences of non-heterosexual and heterosexual adolescents. Presented at the 13th Conference of the Media Psychology Division (MediaPsych 2023), Belval, Luxembourg. Available here.
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Jaron Bedrosova, M., Tercova, N., De Coninck, D., Pyżalski, J., Waechter, N., & Machackova, H. (2023). Adolescents‘ intentional and unintentional exposure to cyberhate: The role of digital skills and perceived discrimination. Presented at 27th Workshop on Aggression, London, United Kingdom. Available here.
- Kvardová, N. (2023, June 22-24). #BodyPositivity or #BodyNeutrality on social media: Which one is more beneficial for body image? [Poster presentation] Presented at SIPS 2023, Padova, Italy. Available here.
- Lebedíková, M., Šmahel, D. , & Macháčková, H. (2023, July 13). The Role of Digital Skills in Wanted and Unwanted Sexting Among European Adolescents. Presented at the International Association for Media and Communication Research Conference - IAMCR2023 in Lyon, France. Available here.
- Macháčková, H. (2023, February 7). Online rizika u dětí a dospívajících (keynote). Prezentováno na Bezpečnost detí v digitálnom priestore, Katolícka Univerzita v Ružomberku, Slovakia.
- Machackova, H., Jaron Bedrosova, M., & Shukla, S. (2023). Adolescents’ responses to cyberaggression: The role of empathy, assertiveness, and attitudes toward cyberaggression. Presented at 27th Workshop on Aggression, London, United Kingdom.
- Mylek, V., & Dedkova, L. (2023). Adolescents’ interactions with people from the internet and the quality of their offline friendships. Presented at the 13th Conference of the Media Psychology Division (MediaPsych 2023), Belval, Luxembourg. Available here.
- Shukla, S. & Machackova, H. (2023, July 3 – July 6). Helping or Not Helping: Understanding the role of Individual, Social, and Contextual factors among Bystanders in Cyberbullying. Presented at the 18th European Congress of Psychology, Brighton, United Kingdom.
- Shukla, S., Merkas, M., Dimitrova, R., Mishra, S. K., Andres, A. Aruta, J., . . . Stuart, J. (2023, September 6.-8.). Promoting Youth Wellbeing During COVID-19: Global Insights on Resilient Coping and Contribution. Presented at the II Adolescence and Youth Research Association Congress, Cappadocia, Turkey.
- Svestkova, A., Kvardova, N., & Smahel, D. (2023, September 4-8). Health anxiety in adolescents: the roles of online health information seeking and parental health anxiety. [Poster presentation]. Presented at the 37th Annual Conference of European Health Psychology Society (EHPS), Bremen, Germany. Available here.
- Tercova, N. (2023, October 24). Digital Skills of Children and Adolescents. Presented at the ICANN78 25th Annual General Meeting, Hamburg, Germany.
- Terčová, N., in panel discussion. (2023, June 19). Nurturing Digital Well-being: Addressing the Impact of the Digital Environment on Youth Mental Health. The European Dialogue on Internet Governance (EuroDIG).
- Terčová, N., & Šmahel, D. (2023, May 26). Digital Skills’ Role in Intended and Unintended Exposure to Harmful Online Content Among European Adolescents. Presented at the 73rd Annual International Communication Association (ICA) Conference in Toronto, Ontario, Canada. Available here.
- Tercova, N., in panel discussion. (2023, October 11). Open Forum: European Parliament Delegation to the IGF & the Youth IGF. The 18th Annual Internet Governance Forum (IGF), Kyoto, Japan.
2022
- Bedrošová, M., Kvardová, N., & Macháčková, H. (2022). Bystanders’ victim blaming and minimizing consequences of weight-based cyberhate attacks: The roles of anti-fat attitudes, body-positive online content, and gender. Presented at 26th Workshop on Aggression, Jena, Germany.
- Bedrošová, M., Terčová, N., Macháčková, H., & Pyzalski, J. (2022, October 19-22). Adolescents’ intentional and unintentional exposure to cyberhate: The role of digital skills. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Blahošová, J., Tancoš, M., Šmahel, D., Elavsky, S., Cho, Y. W., Chow, S. M., & Lebedíková, M. (2022, October 19-22). Examining reciprocal relationship between social media use and perceived social support among adolescents: A smartphone ecological momentary assessment study. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Dědková, L., Mýlek, V., & Lebedíková, M. (2022, October 19-22). The impact of parental mediation on children’s online activities: Two-wave panel study. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Dědková, L., & Šmahel, D. (2022, October 19-22). Publishing practices in media studies and communications. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Geržičáková, M., Dědková, L., & Mýlek, V. (2022, October 19-22). Does momma know best? Parental characteristics and their association to parents' knowledge about children's online risks [Poster presentation]. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Kvardová, N., Macháčková, H., & Güleç, H. (2022, October 19-22). "I wish I'd have a body like that!": The effect of social media comments endorsing appearance ideals on body dissatisfaction of adolescents. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Lacko, D., Dufková, E., & Macháčková, H. (2022, October 19-22). The effects of streamers' aggressive videogame narration on adolescents' state aggression and normative beliefs about aggression. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Lebedíková, M., Tancoš, M., Šmahel, D., Elavsky, S., Cho, Y. W., & Chow, S. M. (2022, October 19-22). The role of social networking and instant messaging apps in adolescent exposure to sexually explicit materials: A 14-day window into adolescent smartphone usage. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Mýlek, V., & Dědková, L. (2022, October 19-22). Why, with whom, and what was the outcome? Face-to-face meetings between adolescents and people from the internet. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Šmahel, D., Güleç, H., Lokajová, A., Dědková, L., & Macháčková, H. (2022, October 19-22). The integrative model of ICT effects on adolescents’ well-being: The synthesis of theories. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Tkaczyk, M., Lacko, D., & Tancoš, M. (2022, October 19-22). Day-to-day associations between adolescents’ smartphone use before sleep and sleep outcomes. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark. Available here.
- Waechter, N., & Macháčková, H. (2022, October 19-22). Increasing the explanatory power of results in longitudinal research on digital skills. Presented at the 9th European Communication Conference (ECREA), Aarhus, Denmark.
2021
- Bedrosova, M., Dufkova, E., & Machackova, H. (2021, November). A systematic review of empirical studies on risk and protective factors for cyberhate experiences of young people. Presented at 25th Workshop on Aggression, Turku, Finland.
- Bedrosova, M., Machackova, H., Serek, J., Smahel, D., Blaya, C., Izrael, P., Holdos, J., & Pyzalski, J. (2021, September). The cyberhate and cyberbullying experiences of children in Czechia, Poland and Slovakia: Testing the bifactor model. Presented at the 8th European Communication Conference (ECREA), online.
- Blahošová, J., Tkaczyk, M., & Šmahel, D. (2021, November). Gender differences in online conversation topics and self-disclosure: Content analysis of Czech adolescents´ instant messaging conversations. Presented at Cyberspace conference, Brno, Czech Republic.
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Cino, D., Lacko, D., Mascheroni, G., & Šmahel, D. (2021, September). How different types of digital skills predict different online activities. 8th European Communication Conference 2021, online.
- Dedkova, L. & Mylek, V. (2021, September). Parental mediation of online interactions and its association with adolescents' contacts with online strangers. Presented at 8th European Communication Conference (ECREA) 2021 (Online).
- Drtilová, H., Šmahel, D., & Šmahelová, M. (2021, November). Advantages and Disadvantages of Internet Use: The Perspective of Women with Eating Disorders Experience. Presented at Cyberspace conference, Brno, Czech Republic.
- Görzig, A., Blaya, C., Bedrosova, M., Audrin, C., & Machackova, H. (2021, November). The amplification of cyberhate victimisation by discrimination and low life satisfaction: Can supportive environments mitigate the risks?. Presented at 25th Workshop on Aggression, Turku, Finland.
- Gulec, H., Kvardová, N., & Šmahel, D. (2021, November). The Roles of Trust, E-health Literacy and Parental Influence in Online Health Information-Seeking Behaviors of Adolescents. Presented at Cyberspace conference, Brno, Czech Republic.
- Kvardova, N., Smahel, D., Machackova, H., Garmendia, M., Kotilainen, S., & Okkonen, J. (2021, September). Who is exposed to harmful online content? The role of risk and protective factors among Czech, Finnish, and Spanish adolescents. Presented at the 8th European Communication Conference (ECREA), online.
- Lacko, D., & Machačková, H. (2021, November). The Influence of Online Advertising on Adolescents’ Perceived Credibility of Information Related to the Fitness/Dietary Supplements. Presented at Cyberspace conference, Brno, Czech Republic.
- Lebedikova, M., Smahelova, M., Smahel, D., Elavsky, S., Plhak, J., Sotolar, O., Schejbal, M. (2021, November). Testing innovative methods for research on children’s technology usage. Presented at the 8th European Communication Conference (ECREA), online.
- Machackova, H., Bedrosova, M., Dedkova, L. (2021, November). The bystander intervention model: An experimental study on adolescents’ reactions to cyberaggression. Presented at 25th Workshop on Aggression, Turku, Finland.
- Mýlek, V., & Dědková, L. (2021, September). How risky are meetings with online strangers? The role of information sources in adolescent’s risk perception. Presented at the 8th European Communication Conference (ECREA), online.
2019
- Bedrosova, M., Dedkova, L., Machackova, H., & Izrael, P. (2019, November). Who is searching for cyberhate? Cross-cultural comparison of Visegrad countries. Presented at 24th Workshop on Aggression, Stavanger, Norway.
- Kvardová, N., Macháčková, H., & Šmahel, D. (2019, October). The direct and indirect effects of online social support, neuroticism, and web content internalization on drive for thinness among visitors of health-oriented websites. Presented at the conference (Re-)Connecting Perspectives on Interpersonal Communication and Social Interaction (ICSI 2019), Tilburg, Netherlands.
- Machackova, H., & Dedkova, L. (2019, November). Application of Bystander Intervention Model in Incidents of Cyberaggression. Presented at 24th Workshop on Aggression, Stavanger, Norway.
- Mýlek, V. & Dědková, L. (2019, October). Adolescents' Interactions with Online Strangers in the Context of Risk-Taking Behavior and Developmental Needs. Presented at the conference (Re-)Connecting Perspectives on Interpersonal Communication and Social Interaction (ICSI 2019), Tilburg, Netherlands.
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Valkovicova, N., Kvardova, N., Smahel, D., & Machackova, H. (2019, November). Do Mobile Phone Bans Work? An Analysis of Phone-use Rules in Czech Schools. Presented at Cyberspace conference, Brno, Czech Republic.
- Valkovičová, N. & Šmahel, D. (2019, September). Harmful online content and parental mediation among children and adolescents. Presented at ECREA-CYM 2019 Salamanca Congress, Salamanca, Spain.
2018
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Dedkova, L. (2018, September). Mediation of children‘s internet use. Presented at conference Media & Education, Poznan, Poland.
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Bedrošová, M., Macháčková, H., & Šmahel, D. (2018, November). Cyberhate in the context of online risk experiences among youth. Presented at the 7th European Communication Conference (ECREA), Lugano, Switzerland.
- Dedkova, L., Machackova, H., & Smahel, D. (2018, October). České děti online. Výsledky výzkumu EU KIDS Online 2018 [Czech children online. Findings from EU KIds Online 2018]. Presented at conference Praha bezpečně online, Prague, Czech Republic.
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Dedkova, L., Smahel, D., & Machackova, H. (2018, May). Parental monitoring of children‘s online activities in families with 5-17 year old children. Presented at ICA preconference: Trust, control, and privacy: Mediatisation of childhood and adolescence in the digital age, Prague, Czech Republic.
- Macháčková, H. & Šerek, J. (2018, November). The role of media in the perceptions of democracy across Europe. Poster presented at the 7th European Communication Conference (ECREA), Lugano, Switzerland.
2017
- Šmahel, D., Černíková, M., & Čevelíček, M. (2017, May). Eating disorders and digital technologies. Presented at the conference International Conference on Eating Disorders, Prague, Czech Republic.
- Šmahelová, M., Macháčková, H., & Drtilová, H. (2017, November). The credibility of online health information from the perspective of adolescents and young adults: Quantitative and qualitative examination. Presented at the conference III International Congress of Clinical and Health Psychology on Children and Adolescents, Seville, Spain.
- Šmahelová, M., Šmahel, D., Juhová, D., & Čermák, I. (2017, November). Mediation strategies of parents with 7-8 years old children. Presented at the conference Cyberspace, Brno, Czech Republic.
- Šmahelová, M., Šmahel, D., & Wright, M. (2017, November). Children’s perspectives: Perceived impacts of digital media on health. Poster presented at the III International Congress of Clinical and Health Psychology on Children and Adolescents, Seville, Spain.
2016
- Cernikova, M., Dědková, L., & Šmahel, D. (2016, November). Youth’s experiences with online strangers: Developmental perspective. Presented at the 6th European Communication Conference (ECREA), Prague, Czech Republic.
- Černíková, M., Wright, M., & Šmahel, D. (2016, September). Children’s experiences and awareness about impact of digital media on health. Presented at the conference 15th biennial conference of the European Association for Research on Adolescence (EARA), La Barrosa, Cádiz, Spain.
- Dedkova, L. & Machackova, H. (2016, November). Evaluating online information: What makes people trust and distrust. Poster presented at the 6th European Communication Conference (ECREA), Prague, Czech Republic.
- Dedkova, L. & Machackova, H. (2016, September). Thinness-oriented online communities visited by early and middle adolescents. Poster presented at the XV biennial conference of European Association for Research on Adolescence (EARA), Cadiz, Spain.
- Machackova, H. & Dedkova, L. (2016, November). To trust or suspect? The role of advertising in the evaluation of trustworthiness of online information. Poster presented at the 6th European Communication Conference (ECREA), Prague, Czech Republic.
- Machackova, H., Cerna, A., & Dedkova, L. (2016, September). Beyond pro-ana and pro-mia: Adolescent members of thinness-oriented online communities. Poster presented at the XV biennial conference of European Association for Research on Adolescence (EARA), Cadiz, Spain.
- Machackova, H., Dedkova, L. & Smahel, D. (2016, November). Parental worries about the bullying of their children. Presented at the conference 21th Workshop on Aggression, Oradea, Romania.
- Šmahel, D., Černíková, M., & Kontríková, V. (2016, February). Byl jednou jeden tablet: Děti do 6 – 8 let a digitální technologie. Presented at Kvalitativní přístup a metody ve vědách o člověku, Bratislava, Slovenská Republika.
- Umemura, T., Šerek, J. & Machackova, H. (2016, September). Roles of parents in adolescents’ political attitudes: Mediating effects of general attitudes toward other people and society. Presented at the XV biennial conference of European Association for Research on Adolescence (EARA), Cadiz, Spain.
2015
- Černíková, M., & Dědková, L. (2015, May). Meeting strangers online: Children´s perspectives. Presented at the conference Youth and Digital Media 2015, Akureyri, Island.
- Dedkova, L., Machackova, H., & Smahel, D. (2015, November). The role of user characteristics in detecting potentially unwanted applications in internet security software. Presented at Cyberspace conference, Brno, Czech Republic.
- Görzig, A. & Machackova, H. (2015, November). Cyber-bullying from a socio-ecological perspective: A review of evidence from cross-national data. Presented at the XXth Workshop Aggression: Future Challenges of Aggression Research, Linz, Austria.
- Machackova, H. & Pfetsch, J. S. (2015, November). Bystanders’ responses to bullying and cyberbullying: The role of empathy and normative beliefs about aggression. Presented at the XXth Workshop Aggression: Future Challenges of Aggression Research, Linz, Austria.
2014
- Cerna, A., Dedkova, L, & Machackova, H. (2014, May). Cyberbullying victims: Mediation and coping. Poster presented at Cyberbullying: A Challenge for researchers and practitioners, Gothenburg, Sweden. Available here.
- Černíková, M., & Kontríková, V. (2014, November). The roles, technologies play in family life, and how parents manage technology use. Presented at the conference Cyberspace, Brno, Czech Republic.
- Dedkova, L., Machackova, H., & Mezulanikova, K. (2014, November). Real and hypothetical cyberbullying bystanders: Do they tell the same story? Presented at the conference Social and Media Dimensions of Aggression, Berlin, Germany.
- Dedkova, L. , Machackova, H., Sevcikova, A., & Cerna, A. (2014, May). Groups of cyberbullying victims: Differentiating role of harm extent. Poster presented at Cyberbullying: A Challenge for researchers and practitioners, Gothenburg, Sweden. Available here.
- Macek, J. & Macková, A. (2014, June). Between online activism and civic journalism? On Czech and Slovak participatory audiences. Presented at 7th CEECOM Conference, Wroclaw, Poland.
- Macek, J. & Macková, A. (2014, July). Motivations for online participation: Between self, us and democracy. Presented at IPSA – 23rd World Congress of Political Science, Montreal, Canada.
- Machackova, H. & Dedkova, L. (2014, March). Cyberbullying victims: Coping strategies and victimization context. Poster presented at SRA Biennial Meeting, Austin, Texas, USA. Available here.
- Machackova, H., Dedkova, L., & Mezulanikova, K. (2014, November). Bystander effect in cyberbullying incidents. Presented at the conference Social and Media Dimensions of Aggression, Berlin, Germany.
- Machackova, H, Dedkova, L., Sevcikova, A., & Cerna, A. (2014, May). Cyberbystanders’ empathic response: The context matters! Poster presented at Cyberbullying: A Challenge for researchers and practitioners, Gothenburg, Sweden.
- Macháčková, H., Dědková, L., Ševčíková, A., & Černá, A. (2014, November). Active and Passive Cyber-Bystanders: What is the Difference? Presented at the conference Cyberspace, Brno, Czech Republic.
- Macková, A. & Macek, J. (2014, July). Political jamming in the Czech Republic: A way to deal with political crises? Presented at IPSA – 23rd World Congress of Political Science, Montreal, Canada.
- Metykova, M. (2014, January). Alternatives to nation-centric approaches to media. Keynote at Media, Communication and Cultural Studies Association annual conference, Poole, UK.
2013
- Blinka, L. Macháčková, H. & Černá, A. (2013, March). Teenage blogosphere in the era of Facebook: a cluster analysis of what youth blog about. Presented at the conference Youth 2.0: connecting, sharing and empowering?, Antwerp, Belgium.
- Černá, A., Dědková, L., Daneback, K., Ševčíková, A., & Macháčková, H. (2013, September). This can’t hurt me: How the quality of relationship with peers and parents helps the victim to overcome cyberbullying. Presented at XVI th European Conference on Developmental Psychology, Lausanne, Switzerland.
- Macháčková, H & Dědková, L. (2013, September). Personal self-disclosure in online communities: Role of members´ self-disclosure, online disinhibition and perceived risk among Czech adolescents. Poster presented at XVI th European Conference on Developmental Psychology, Lausanne, Switzerland.
- Dedkova, L. & Janasova, K. (2013, September). Negative experiences with meeting online strangers: Adolescent girls’ risk prevention. Presented at XVI th European Conference on Developmental Psychology, Lausanne, Switzerland. Available here.
- Dědková, L., & Macháčková, H. (2013, March). The risk of online communities: Who is prone to behavioral change by community members? Presented at UCSIA international workshop Youth 2.0: Connecting, Sharing and Empowering?, Antwerp, Belgium. Available here.
- Fialová, M., Macková, A., & Štětka, V. (2013, September). ‘Follow me, I want to be your president’! Analysing the Czech presidential election campaign on Facebook and Twitter. Presented at ECPR General Conference 2013, Bordeaux, France.
- Machackova, H. & Dedkova, L. (2013). Risky online communities in the Czech Republic. Presented at the Conference Social Processes & Personality, Třešť, Czech Republic. Available here.
- Macháčková, H., & Dědková, L. (2013, April). Online groups in early adolescence: Perceived importance and influence, online behavior and moderating role of online/offline interaction. Poster presented at 2013 Society for Research in Child Development Biennial Meeting, Seattle, Washington, USA. Available here.
- Metykova, M. (2013, May). European media and diversity: Lessons from the Balkans. Invited talk at Media, Mobility and Europe conference, Dubrovnik, Croatia.
- Metykova, M. (2013, February). Media policy and community media. Keynote at Changes in Community Broadcasting conference, Radio Proglas, Brno, Czech Republic.
- Štětka, V., Macková, A., & Fialová, M. (2013, September). Discovering the networks: The use of social media in the 2013 Czech presidential elections. Presented at NEW TRENDS IN POLITICAL COMMUNICATION. Evidence, Theories, Implications, Opportunities, Milan, Italy.
2012
- Gregor, M., Macková, A. (2012, November). How to communicate politics: Analysis of Václav Klaus’ speeches. Presented at Political Communication Sessions, Brno, Czech Republic.
- Macháčková, H., Ševčíková, A., Dědková, L., & Černá, A. (2012, June). The effectiveness of coping strategies used by cyberbullying victims. Poster presented at International Conference on Cyberbullying, Paris, France. Available here.
- Macková, A. (2012, November). Internet-based activism “Zit Brno” group. Presented at Cyberspace conference, Brno, Czech Republic.
- Šerek, J., Petrovičová, Z., Macháčková, H., & Macek, P. (2012). Online civic participation among youth: An extension of traditional participation, or a new quality? Paper presented at the PIDOP Conference 2012, April 16-17, 2012, Guildford, UK. Available here.
- Ševčíková, A., Macháčková, H., Dědková, L., & Černá, A. (2012, October). Cyberbullying: Does the perception of harm and the length of victimization matter? Poster presented at International Conference on Cyberbullying, Vienna, Austria. Available here.
2011
- Černá, A., Vazsonyi, A.T., Šmahel, D., Ševčíková, A., & Macháčková, H. (2011, August). Cyberbullying in Context: Direct and Indirect Effects by Low Self-Control Across 25 European Countries. Preliminary results. Presented at European Conference on Developmental Psychology, Bergen, Norway.
- Machackova, H. & Blinka, L. (2011, February). Teen’s blogosphere in the Czech Republic: an identity playground of self-presentation and imagined audience. Presented at the conference Youth (Sub)cultures in Changing Societies, Tallinn, Estonia.
- Machackova, H. & Dedkova, L. (2011, November). Cyberbullying victims: Telling parents and peers. Presented at the conference Cyberspace 2011, Brno, Czech Republic.
Natália Valkovičová, M.A.
E-mail: valkovic@fss.muni.cz
Research interests
- exposure to negative online content
- real-time data collection
- health & eating behaviors and ICTs
- health psychology