Petros Iosifidis is professor in Media Policy and Associate Dean EDI at City St George’s, University of London, UK (https://www.city.ac.uk/people/academics/petros-iosifidis). He has acknowledged expertise in the realms of communications policy, public service media and regulation of social media. He is author of 9 books including Digital Democracy, Social Media and Disinformation (2021, with N. Nicoli, at https://www.routledge.com/Digital-Democracy-Social-Media-and-Disinformation/Iosifidis-Nicoli/p/book/9780367332105), Public Sphere and Mediated Social Networks (2016, with M. Wheeler), Global Media & National Policies (2016, with T. Flew and J. Steemers), Global Media and Communication Policy (2013), Public Television in the Digital Era (2012), and Reinventing Public Service Communication (2010). He has contributed numerous book chapters and has published extensively in peer-review journals. He has served as an ESRC and AHRC Peer Review College reviewer, as Principal Editor of the Journal of Digital Media & Policy (https://www.intellectbooks.com/journal-of-digital-media-policy) and Founder/Co-Editor of the Palgrave Global Media Policy and Business (https://www.palgrave.com/gp/series/14699). He has been Vice-Chair of IAMCR Global Media Policy group, has given evidence to UK parliamentary committees, provided policy advice to Greek government, and has acted as national expert on European projects.

Michael Klontzas is Associate Lecturer at Goldsmiths, University of London, Managing Editor of the Journal of Digital Media & Policy, and Fellow of the Higher Education Academy in the UK. His research interests, publications and teaching are centred on media policy and technological innovation in the context of UK and European public service communications. He co-edited Media Pasts and Futures (with Des Freedman; University of Westminster Press, 2025) and The sound barrier: Dynamics of Greek radio broadcasting (with Christos Barboutis; Papazisis, 2001).