All episodes
Suzanne O'Sullivan on Oliver Sacks
Nikesh Shukla on the Great Gama
Sathnam Sanghera on Alexander Gardner
Mark Steel on Charlie Chaplin
Tim Smit on Humphrey Jennings
Russell Kane on Evelyn Waugh
Samira Ahmed on Laura Ingalls Wilder
Christina Lamb on Benazir Bhutto
Helen Glover on Alison Hargreaves
Mark Carwardine on Douglas Adams
Cherie Blair on Dame Rose Heilbron
Greg Jenner on Gene Kelly
Patricia Greene on Bess of Hardwick
Simon Evans on JS Mill
Erica Wagner on Roald Amundsen
Hanif Kureishi on David Bowie
Barbara Stocking on Catherine the Great
Suzy Klein on Hedy Lamarr
Mica Paris on Josephine Baker
Simon Callow on Orson Welles
Ayesha Hazarika on Jayaben Desai
Tej Lalvani on Richard Feynman
Laura Serrant on Audre Lorde
Adrian Utley of Portishead on Miles Davis
Jim Moir on Captain Beefheart
Gisela Stuart on Joseph Chamberlain
Liza Tarbuck on Nikola Tesla
Justin Marozzi on Herodotus
Hertha Ayrton
Nazir Afzal on Gandhi
Louise Richardson on Daniel O'Connell
Cornelia Parker on Marcel Duchamp
Will Gregory on Flann O'Brien
Helena Morrissey on Rachael Heyhoe Flint
Andrea Catherwood on Constance Markievicz
Nicholas Stern on Muhammad Ali
Helen Sharman on Elsie Widdowson
Tracy Chevalier on Mary Anning
Don McCullin on Norman Lewis
Maxine Peake on Ellen Wilkinson
Stephen Fry on PG Wodehouse
Peter Williams of Jack Wills chooses Steve Jobs
Iain Lee on Andy Kaufman
Sue Cameron on Emma of Normandy
Steven Knight on Sitting Bull
Peaches Golding on Shirley Chisholm
Anton Du Beke on Arnold Palmer
Ermonela Jaho on Mother Teresa
Germaine Greer on Dame Elizabeth Frink
Gary Kemp on EW Godwin
Chris Patten on Pope John XXIII
Len Goodman on Lionel Bart
Akram Khan on Srinivasa Ramanujan
Suzannah Lipscomb on CS Lewis
Ruth Holdaway on Helen Rollason
Orlando Murrin on Dinu Lipatti
Sir Ben Kingsley on Elie Wiesel
Cary Grant
Cyrus Todiwala on Dadabhai Naoroji
AA Gill on Arthur Neville Chamberlain
Eliza Carthy on Caroline Norton
Maureen Lipman on Dame Cicely Saunders
Tony Hawks on Marshall Rosenberg
Dag Hammarskjold
Sara Pascoe on Virginia Woolf
Alex Salmond on Thomas Muir
Hilary Devey on Gracie Fields
Frank Turner on Joseph Grimaldi
George Fox
Charles Moore on Gordon Hamilton-Fairley
Richard the Lionheart
Graeme Lamb on Christine Granville
Sudha Bhuchar chooses the life of Zohra Sehgal
Ray Peacock chooses the life of Lenny Bruce
Nancy Dell'Olio chooses the life of Lucrezia Borgia
Alfred Hitchcock
Eliza Manningham-Buller chooses Abraham Lincoln
Nitin Sawhney on Jeff Buckley
Susan Calman on Molly Weir
Martin Jennings on Charles Sargeant Jagger
Precious Lunga chooses Wangari Maathai
Alvin Hall chooses James Baldwin
Roger Saul chooses Gertrude Jekyll
Dickie Bird on the life of Sir Leonard Hutton
Toyah Willcox on Katharine Hepburn
Nick Stadlen on Bram Fischer
Hannah Rothschild on Thelonious Monk
Monica Ali chooses Richard Francis Burton
George Washington Williams
Michael Howard on Elizabeth I
Vicky Pryce on Melina Mercouri
Ian McKellen on Edmund Hillary
Val McDermid on PD James
David Blunkett on Louis Braille
US Ambassador Matthew Barzun on JG Winant
Antonia Quirke on Marlon Brando
Wendy Cope on John Clare
Dame Helen Ghosh on James Lees-Milne
Kulvinder Ghir on Zoran Music
Rachel Johnson on Ottoline Morrell