Amy Winehouse; Alex Gibney on Wikileaks.

With John Wilson.American film-maker Alex Gibney won the 2008 Best Documentary Oscar for Taxi To The Dark Side - about the American government's use of torture. He talks to John about Julian Assange, the subject of his latest film, We Steal Secrets: The Story Of Wikileaks, and reveals that his next project is about the disgraced cyclist Lance Armstrong.Amy Winehouse's personal pictures, outfits, record collection and items from her school days are in a new exhibition co-curated by her brother Alex. As the second anniversary of her death approaches, Rosie Swash assesses what this exhibition reveals about the singer, and considers her posthumous influence on fashion, writers and other musicians, including Patti Smith and Green Day.Amanda Levete, the architect whose buildings include the Media Centre at Lord's Cricket Ground and the Selfridges Department Store in Birmingham, chooses a house - Casa Malaparte on Capri - for her Cultural Exchange. She explains how the unusual building, which is on an isolated cliff top on the Italian island, captured her imagination.Stories We Tell is a new documentary from Oscar-nominated director Sarah Polley. The film follows Polley, through interviews with her family members and old friends, as she attempts to find out the truth about her biological father. The genre-bending documentary investigates narrative, the nature of story-telling and the complexity of family relations. Briony Hanson reviews.