What is the place of food and body image in contemporary culture? Lionel Shriver is the author of novels including We Need To Talk About Kevin and Big Brother, which depicts the impact of food obsession on family relationships. Dr Val Curtis from the London School of Hygiene and Tropical Medicine is the author of Don't Look, Don't Touch: The Science Behind Revulsion. Recorded on Saturday 26th October 2013 in front of a live audience at Sage Gateshead as part of Radio 3's Free Thinking festival, chaired by Samira Ahmed.