Denis Muller is a journalist, author, educator, and media ethicist based at the University of Melbourne in Australia.
He worked as a newspaper journalist for 27 years, 22 of them on The Sydney Morning Herald and The Age, Melbourne. At the Herald he was Assistant Editor (Investigations) and at The Age he was Associate Editor and Education Editor.
Since 1995 he has conducted an independent social and policy research consultancy with clients in the education, health, environment and media policy fields.
Over the past 20 years, he has taught media and communications management, ethics and media law in various graduate programs at the University of Melbourne, where he is a Senior Research Fellow and Senior Lecturer in the Centre for Advancing Journalism.
His doctoral thesis (2005) was entitled Media Accountability in a Liberal Democracy: An Examination of the Harlot’s Prerogative.
Since 2014 he has been a weekly guest on ABC Radio Victoria discussing media issues in a 20-minute segment entitled “Behind the Media”.
He is the author of Journalism Ethics for the Digital Age (Scribe Publications, 2014), and co-edited (with Johan Lidberg) the forthcoming In the name of security: Secrecy, surveillance and journalism (Anthem Press, 2017).