Why are we obsessed with sex? Or are we? Paris meets a female incel (involuntary celibate) and a woman who’s deep in the swinger lifestyle, and asks questions about what our intimate relationships with other people, tell us about ourselves. Professor Lisa Wade shares her findings from her studies into hookup culture on college campuses. The Flipside is hosted by Paris Lees, and written by Hannah Varrall and Paris Lees. The Assistant Producer is Lucy Evans, The Production Manager is Emily Jarvis. Audio engineering is by Chris Carter and Nick Webb and it is mixed by Mau Loseto It’s produced by Hannah Varrall and the Executive Producer is Rubina Pabani It’s made by ITN Productions for BBC Radio 4