20th-century atheists in all BBC programmes
Author Iris Murdoch has a complex reputation thanks to her husband's memoirs.
Robin Ince listens back to some of the BBC archive of philosopher Bertrand Russell.
John Lloyd uncovers the private papers of the late Douglas Adams.
The life and times of Christopher Hitchens told through archive and interview.
Philosopher AC Grayling explores what his former tutor had to say on life's big question.
How Charlie Parker defined and revolutionised the sound of the saxophone.