General Petraeus, the commander of Nato forces in Afghanistan, talks to John Simpson.
Sexism is back according to British feminist Natasha Walter
The Indian spiritual guru talks about the meaning of life
The renowned dolphin campaigner and star of his year's Oscar winning documentary The Cove
Investor Joi Ito has big ideas for how the internet connects us all
President Sarkozy's official interpreter Amanda Galsworthy on the secrets of her trade
American hero Greg Mortenson has built over 140 schools in Afghanistan and Pakistan.
Barbara Want talks about the grief she felt after the death of her husband.
Has the Reverend Ian Paisley mellowed?
A year after Michael Jackson's death, his brother Jermaine talks about his loss.