Leopold Henri Haimson was a historian

Historian

A historian is a person who studies and writes about the past and is regarded as an authority on it. Historians are concerned with the continuous, methodical narrative and research of past events as relating to the human race; as well as the study of all history in time. If the individual is...

 and professor emeritus of Columbia University

Columbia University

Columbia University in the City of New York is a private, Ivy League university in Manhattan, New York City. Columbia is the oldest institution of higher learning in the state of New York, the fifth oldest in the United States, and one of the country's nine Colonial Colleges founded before the...

.

Haimson received his PhD from Harvard University

Harvard University

Harvard University is a private Ivy League university located in Cambridge, Massachusetts, United States, established in 1636 by the Massachusetts legislature. Harvard is the oldest institution of higher learning in the United States and the first corporation chartered in the country...

 in history and social relations in 1952. He was a member of faculty at the University of Chicago

University of Chicago

The University of Chicago is a private research university in Chicago, Illinois, USA. It was founded by the American Baptist Education Society with a donation from oil magnate and philanthropist John D. Rockefeller and incorporated in 1890...

 from 1956. He joined the faculty at Columbia in 1965 as a professor of Russian history and a member of the Russian Institute. He has been the Director of the Interuniversity Project on the History of Menshevik

Menshevik

The Mensheviks were a faction of the Russian revolutionary movement that emerged in 1904 after a dispute between Vladimir Lenin and Julius Martov, both members of the Russian Social-Democratic Labour Party. The dispute originated at the Second Congress of that party, ostensibly over minor issues...

 Movement and a Fellow at the Center for Advanced Study in the Behavioral Sciences

Center for Advanced Study in the Behavioral Sciences

The Center for Advanced Study in the Behavioral Sciences is an American interdisciplinary research body in Stanford, California focusing on the social sciences and humanities . Fellows are elected in a closed process, to spend a period of residence at the Center, released from other duties...

 at Stanford University

Stanford University

The Leland Stanford Junior University, commonly referred to as Stanford University or Stanford, is a private research university on an campus located near Palo Alto, California. It is situated in the northwestern Santa Clara Valley on the San Francisco Peninsula, approximately northwest of San...

. He published many books and articles, specializing in the history of Russia

History of Russia

The history of Russia begins with that of the Eastern Slavs and the Finno-Ugric peoples. The state of Garðaríki , which was centered in Novgorod and included the entire areas inhabited by Ilmen Slavs, Veps and Votes, was established by the Varangian chieftain Rurik in 862...

, particularly the Mensheviks movement.

Publications

• Russia's Revolutionary Experience, 1905-1917 : Two Essays
• The Making of Three Russian Revolutionaries: Voices from the Menshevik Past
• Strikes, Social Conflict, and the First World War : An International Perspective
• The Politics of Rural Russia, 1905-1914
• The Mensheviks : From the Revolution of 1917 to the Second World War
• Russian Marxists and the Origins of Bolshevism