The French philosopher Michel Foucault though friendship could be one of the most subversive relationships around. Our friends can be the most important people in our lives. But managing friendships can be hard work too. Matthew Sweet is joined by a psychotherapist, a historian, a philosopher, a literary historian, and a film critic to discuss the history, politics, and psychology of friendship.

Tiffany Watt Smith is the author of Bad Friend: A Century of Revolutionary Friendships
Susie Orbach's books include Between Women: Love, Envy and Competition in Women's Friendships, co-written with Luise Eichenbaum
Stephen Shapiro is Professor of American Literature at the University of Warwick
Alexander Douglas is Senior Lecturer in Philosophy at the University of St Andrews and author of Against Identity: The Wisdom of Escaping the Self
Phuong Le is a film critic whose writing appears in Sight & Sound, The Guardian and elsewhere

Producer: Luke Mulhall