Converts to Roman Catholicism in all BBC programmes
Theatre director, actress and writer Yvonne Brewster nominates poet Claude McKay.
Michael Palin nominates Ernest Hemingway as his Great Life.
Monty Python's Michael Palin chooses the American writer, Ernest Hemingway.
Des Lynam chooses Henry Cooper for Great Lives.
Jon Snow champions jails reform campaigner and politician, Lord Longford.
Horticulturalist Rachel De Thame champions her heroine, the ballerina Margot Fonteyn.
Soul singer Mica Paris tells Matthew Parris why Josephine Baker is her heroine.
Matthew Parris explores the remarkable life of Professor Wangari Maathai.