Benedetta Brevini is Senior Lecturer in Communication and Media at the University of Sydney and Visiting Fellow of the Centre for Law, Justice and Journalism at City University, London. Dr Brevini is also an experienced journalist who has worked in Milan, New York and London for CNBC and RAI. She writes on The Guardian's Comment Is Free and contributes to a number of print and web publications including the Index of Censorship and OpenDemocracy and the Conversation. She is the author of Public Service Broadcasting Online (2013) and editor of the acclaimed volume Beyond Wikileaks (2013). Her latest book is Carbon Capitalism and Communication: Confronting Climate Crisis (2017).

Justin Lewis is Professor of Communication at Cardiff School of Journalism, Media and Cultural Studies, and Dean of Research for the College of Arts, Humanities and Social Sciences. He has written widely about media, culture and politics. His books, since 2000, include Constructing Public Opinion (2001), Citizens or Consumers: What the Media Tell Us About Political Participation (2005), Shoot First and Ask Questions Later: Media Coverage of the War in Iraq (2006), Climate Change and the Media (2009) and The World of 24 Hour News (2010). His latest book is Beyond Consumer Capitalism: Media and the Limits to Imagination (2013). He has also written books on media audiences, cultural policy and media and race.