Barkun has acted as a consultant for the Federal Bureau of Investigation; as a member of the Special Advisory Commission to the FBI Critical Incident Response Group from late 1995 to early 1996, he provided training and background presentations on extremist groups. He serves on the editorial boards of ''Terrorism and Political Violence'' and ''Nova Religio'', and was the editor of ''Communal Societies'' from 1987 to 1994. He edits the Religion and Politics book series for the Syracuse University Press. He won the 2003 Distinguished Scholar award from the Communal Studies Association, and the Myers Center Award for the Study of Human Rights for his book ''Religion and the Racist Right''.