John Bew is Harris Fellow in Modern British History and Director of Studies at Peterhouse, Cambridge. His biography of Lord Castlereagh, Enlightenment, War and Tyranny, was published in 2011.
Martyn Frampton is Lecturer in Modern/Contemporary History at Queen Mary, University of London. His publications include The Long March (2009) and Legion of the Rearguard (2010)
Dan Jones is a journalist and historian. He is the author of Summer of Blood (2009) and The Plantagenets (2012).
Claudia Renton is a writer and actress who has appeared on stage with the RSC and at the Royal National Theatre, and on television for the BBC and ITV.