By Harry Sidebottom
By Mia Bay (Assistant Professor of History, and Co-Director of the Center for Historial Analysis, Assistant Professor of History, Rutgers University)
By Peter Turchin, Sergey A. Nefedov
By Timothy Snyder
By Richard Beard
By Ann Oakley
By Ben Rhodes
By David Roediger
By Eric H. Cline
By Keith Lowe
By Henry Jeffreys
By Edgar Knobloch
By S. M. Jarvis
By Irene Taylor, Alan Taylor
By Dame Edith Sitwell
By Robert Baden-Powell, Elleke Boehmer (Professor of World Literature in English, University of Oxford)
By Robert Pearce
By Richard Davenport-Hines
By Simon Szreter (University of Cambridge), Kate Fisher (University of Exeter)
By Rob Young
By John Rule
By C.J. Lines, Barrie Trinder
By Graeme Snooks
By Al Alletzhauser
By Miles
By Tony Bennett, Graham Martin, Bernard Waites
By Gregory Clark, Neil Cummins, Yu Hao, Daniel Diaz Vidal
By Reay Tannahill
By Kevin Kenny (Professor of History, Professor of History, Boston College, Chestnut Hill, MA)
By Peter Pugh, Carl Flint