Tonight's edition comes from the Great Hall at Blenheim Palace.
The contenders are Akinade Ajayi, Katrina Campbell, Colin Cadby, and Tony Dart. Their chosen subjects are the life and career of David Gower, the Pern stories of Anne McCaffrey, the life and reign of Queen Victoria, and the life and career of Sir Thomas Sopwith.
Introduced by Magnus Magnusson.
