Publications

 2025

  • Lissens, M., Harff, D., & Schmuck, D. (2025). Responses to (Un)healthy advice: Processing and acceptance of health content creators' nutrition misinformation by youth. Appetite, 206, 107812. https://doi.org/10.1016/j.appet.2024.107812

2024

  • Harff, D., & Schmuck, D. (2024). Prevalence, Presentation, and Popularity of Political Topics in Social Media Influencers’ Content Across Two Countries. Political Communication, 1–31. https://doi.org/10.1080/10584609.2024.2406809
  • Harff, D., & Schmuck, D. (2024). Is authenticity key? Mobilization by social media influencers versus celebrities and young people's political participation. Psychology & Marketing, 41(11), 2757-2771. https://doi.org/10.1002/mar.22082
  • Harff, D., & Schmuck, D. (2024). Who relies on social media influencers for political information? A cross-country study among youth. The International Journal of Press/Politics. https://doi.org/10.1177/19401612241234898

 

2023

  • Schmuck, D., & Harff, D. (2023). Popular Among Distrustful Youth? Social Media Influencers’ Communication About COVID-19 and Young People’s Risk Perceptions and Vaccination Intentions. Health Communication, 39(12), 2730–2743. https://doi.org/10.1080/10410236.2023.2286408
  • Hameleers, M., Harff, D., & Schmuck, D. (2023). The alternative truth kept hidden from us: The effects of multimodal disinformation disseminated by ordinary citizens and alternative hyper-partisan media evidence from the US and India. Digital Journalism. https://doi.org/10.1080/21670811.2023.2210616
  • Harff, D., & Schmuck, D. (2023). Influencers as empowering agents? Following political influencers, internal political efficacy and participation among youth. Political Communication, 40(2), 147-172. https://doi.org/10.1080/10584609.2023.2166631

 

2022

  • Harff, D. (2022). Political content from virtual ‘friends’: How influencers arouse young women’s political interest via parasocial relationships. The Journal of Social Media in Society, 11(2), 97–121. https://www.thejsms.org/index.php/JSMS/article/view/1053
  • Harff, D., Bollen, C., & Schmuck, D. (2022). Responses to social media influencers’ misinformation about COVID-19: A pre-registered multiple-exposure experiment. Media Psychology, 25(6), 831-850. https://doi.org/10.1080/15213269.2022.2080711