S1, E5: What do self-portraits say about both the creative minds of the artists who produced them and the wider human condition? Historian Simon Schama explores the complex motivations behind some of our most intriguing self-portraits. From Tracy Emin's bed to Lucien Freud's examinations of his ageing body, he explores how all self-portraits stand on a knife-edge between self-indulgence and self-scrutiny.