The president of Pakistan talks about the conflict raging between government troops and Taliban fighters in the Swat valley and about his late wife, Benazir Bhutto.
Nikoloz Gilauri, the Georgian prime minister, discusses the political crisis in his country.Plus, FW De Klerk, the former South African president, discusses the challenges facing Jacob Zuma, the country's fourth president since the end of Apartheid.
Author and journalist David Aaronovitch discusses the popularity of conspiracy theories.