Philosophy Bites (with David Edmonds) - a series of over 200 interviews with contemporary philosophers. Also available here on iTunes. Over 15.6 million downloads so far.
Ethics Bites (with David Edmonds) - a series of 14 interviews with contemporary philosophers on different aspects of ethics. There is also a video about making the series and transcripts of all episodes. Made in collaboration with the Open University. Also available on iTunes and on iTunesU.
Bio-Ethics Bites (with David Edmonds) - a series of interviews with leading thinkers on ethical questions surrounding new technology and medicine. This is made in association with the Wellcome Trust and the Oxford University Uehiro Centre for Practical Ethics.
Multiculturalism Bites (with David Edmonds) - a series of 10 interviews with leading thinkers on issues arising out of multiculturalism. Made in collaboration with the Open University. Also available on iTunesU.
Philosophy: The Classics - based on my book Philosophy: The Classics, each episode is focused on a great philosophical book. Also available here on iTunes. Nearly 2 million downloads so far.
Everyday Philosophy - a monthly short topical podcast that is based on my (now defunct) column for Prospect Magazine. 22 episodes (on iTunes).
Juxtapositions (a lecture for a conference on Museums and Art History at Tate Modern)
Rothko and Nietzsche (1hr 12 mins and 5 secs into this long mp3 - sound only - a lecture for a Rothko Symposium at Tate Modern)
Thomas Demand: Absence and Presence (audio 18mins, from a Tate Modern conference 'Agency and Automatism) a talk about the photographer and how his work deals with what is not present as well as with what is.
On Joan Miró (25 mins video, talk at Tate Modern Miró study day)
Social Science Bites - an ongoing podcast series made in association with SAGE publishing. Nigel Warburton interviews psychologists, sociologists, economists and other social scientists on specific topics and on the nature of the social sciences. Transcripts are also available. Interviewees include Steven Pinker, Jonathan Haidt, Richard Sennett, Danny Dorling, Robert J. Shiller and others, including (forthcoming) Daniel Kahneman.
Free Speech Bites is a series of 10 interviews on different aspects of free speech with a wide range of interviewees made for Index on Censorship in association with SAGE. It includes interviews with Jonathan DImbleby, the Burmese comedian Zarganar, Irshad Manji and others.