Sebastião Salgado, Sarah Brightman, The Gatekeepers

With John Wilson.Sarah Brightman became a household name when her group Hot Gossip had a number 1 hit with I Lost My Heart to a Starship Trooper. She went on to perform in the Andrew Lloyd Webber musicals Cats and The Phantom of the Opera, eventually marrying Lloyd Webber. Aptly enough her latest project is a trip into space, and she discusses her plans for the journey and the album it has inspired.The Brazilian photographer Sebastiao Salgado has just opened his new exhibition, Genesis, at the Natural History Museum in London. Like his two ambitious earlier projects - Workers and Migrations - Genesis is a long-term exploration of global issues, in a series of large-scale monochrome prints which on this occasion celebrate nature and examine the balance of human relationships with the planet. In a rare interview Sebastiao Salgado discusses the challenge, which was eight years in the making, and which took him to 32 countries and some of the remotest and most inhospitable locations in the world.The Gatekeepers is a documentary telling the story of Shin Bet, Israel's internal security service. Directed by Dror Moreh, the film includes interviews with six former heads of the service, none of whom had ever spoken on camera before. The BBC's security correspondent Gordon Corera reviews the film which was nominated for an Oscar.Producer Jerome Weatherald.