Historians
- Herbert Aptheker
- Joel Bainerman
- Charles Bean
- Charles Beard
- Mary Ritter Beard
- Francis Beckett
- Teresa Billington-Greig
- Marc Bloch
- Arna Bontemps
- Arthur Bryant
- Alan Bullock
- Angus Calder
- Thomas Carlyle
- E. H. Carr
- G. D. H. Cole
- Margaret Cole
- Robert Conquest
- David Dallin
- Isaac Deutscher
- Maurice Dobb
- William DuBois
- Friedrich Engels
- E. Franklin Frazier
- Peter Fryer
- Barbara Hammond
- J. L. Hammond
- William Hazlitt
- Christopher Hill
- Rodney Hilton
- Eric Hobsbawm
- Thomas Hodgkin
- Raphael Holinshed
- C. L. R. James
- Ralph Miliband
- Stetson Kennedy
- Victor Kiernan
- James Klugmann
- Harold Laski
- John Leland
- Richard Milton
- Theodor Mommsen
- John Morley
- A. L. Morton
- Boris Nicolaevsky
- Harold Nicolson
- George Padmore
- Sylvia Pankhurst
- Francis Parkman
- Roy Porter
- Eileen Power
- George Rudé
- Raphael Samuel
- John Saville
- Ronald Segal
- Victor Serge
- James Silver
- Evelyn Sharp
- David Shub
- Paul Sweezy
- David Talbot
- A. J. P. Taylor
- Richard Tawney
- Dorothy Thompson
- E. P. Thompson
- Arnold Toynbee
- Heinrich von Treitsche
- George M. Trevelyan
- Hugh Trevor-Roper
- James Walvin
- Beatrice Webb
- Sidney Webb
- Nesta Webster
- Ida Wells
- Howard Zinn