Christine W. Trültzsch-Wijnen, PhD, is Professor of Media Education at the Salzburg University of Education Stefan Zweig. Her focus of research is on audience studies, media content, media and socialization, digitalization and mediatization, media education, media literacy and on international comparative research in the fields mentioned above. She is currently working on a project on mobile app repertoires and on a project on the impact of the Covid-19 crisis on the daily media use of families. She has participated in many international research projects (e.g. COST actions DigiLitEY, ELN, Transforming Audiences. Transforming Societies or the UNESCO/Translit project Mapping Media Policies on Media and Information Literacy in Europe).