John Riddell

John Riddell has translated and edited six published volumes of documents on the history of the revolutionary workers movement between 1907 and 1921. His new two-volume annotated translation of the Communist International's Fourth Congress (1922) is planned for release by Historical Materialism Book Series in 2010 and subsequently by Haymarket Press. John is author of "Clara Zetkin and the Struggle for the United Front," to be published in International Socialist Journal in November. Based in Toronto, he is co-editor of Socialist Voice (www.socialistvoice.ca).