Beer, Crisps and the British pub

What makes the life, character and imagery of the British pub? Anne McElvoy talks to Wetherspoons boss Tim Martin, author Natalie Whittle whose book "Crunch: An Ode to Crisps" was published in October, Professor Philip Howell who has written about the history of the pub, Dr Marianne Hem Eriksen from the School of Archaeology & Ancient History at the University of Leicester who specialises in Viking history and BBC journalist Ben Wright who has written about the history of drinking in British politics.Producer: Lisa Jenkinson