Eve Arnold, Khodorkovsky, Beauty in Evolution, Raspberry Pi

Anne McElvoy talks to the photographer and former picture editor of The Guardian, Eamon McCabe about the late photographer Eve Arnold's work as a new exhibition of her work opens. They are joined by Zelda Cheatle, a friend of Arnold.

Anne McElvoy talks to the German film maker Cyril Tuschi about his new documentary, 'Khodorkovsky', about the oligarch and opponent of the Kremlin, Mikhail Khodorkovsky, once the richest man in Russia and now serving a 14 year prison sentence for tax evasion, money laundering and embezzlement.

Anne discusses the importance of beauty in evolution with the philosopher David Rothenberg whose new book, Survival of the Beautiful urges a connection between desire, aesthetics and the survival of species.

And what does Raspberry-Pi - the ultra-cheap computer designed to make you engage with programming tell us about our relationship with technology? The philosopher and writer Mark Vernon and Jo Twist, the head of UKIE, the industry body for computer game designers are in the studio.