WAnne Applebaum
WHannah Arendt
WJörg Baberowski
WRichard Baxell
WJean-Jacques Becker
WGrzegorz Braun
WRobert Conquest
WStéphane Courtois
WIsaac Deutscher
WWillem Drees
WSheila Fitzpatrick
WYefim Gorodetsky
WIrving Howe
WMaurice Isserman
WOleg Khlevniuk
WGerd Koenen
WLeszek Kołakowski
WStephen Kotkin
WDaniel Leab
WWolfgang Leonhard
WMoshe Lewin
WDomenico Losurdo
WErnest Mandel
WSergei Melgunov
WIsaak Mints
WJames Oneal
WBrian Pearce
WRichard Pipes
WBoris Ponomarev
WAlec Rasizade
WDave Renton
WRobert Service (historian)
WArkady Sidorov
WBoris Souvarine
WLeon Trotsky
WGiles Udy
WTomás Várnagy
WNicolas Werth
WBertram Wolfe
WHoward Zinn