He was the author of several books on topics ranging from revolutionary advocacy in Europe during the late 19th and early 20th centuries to the history of the East End of London.
[3] At 15, he was an eyewitness to the Battle of Cable Street, and recalled: I was moved to tears to see bearded Jews and Irish Catholic dockers standing up to stop Mosley.
[4]In his 1975 book "Jewish Radicals: From Czarist Stetl to London Ghetto" Fishman described how Communists in Britain such as Aaron Liebermann, Morris Winchevsky, Woolf Wess, and others, were "an arm of underground Russia" at the same time they promoted unionism (syndicalism) in the United Kingdom.
[7] He also served as Principal at Bethnal Green Junior Commercial College, an institution focused on the provision of evening classes.
[9] In 1972 he was appointed Barnet Shine Senior Research Fellow in Labour Studies with special reference to Jews at Queen Mary, University of London.