Martha was the Colin and Nancy Campbell Professor of Global Issues and Democratic Thought and professor of government at Wesleyan University in Middletown, where she taught from 1987 to 2007.
She served on the Executive Board of Women in International Security and is a former President and Councilor of the International Society of Political Psychology (ISPP). She coordinated the working group on political explanations of terrorism for the 2005 Club de Madrid International Summit on Democracy, Terrorism and Security. In 2005-2006 she was a Guggenheim Fellow.
Reaction Time (Commentary) Foreign Policy (November 12, 2012)
Explaining Terrorism: Causes, Processes and Consequences, Routledge, (October 8, 2010)
Trajectories of Terrorism: Attack Patterns of Foreign Groups That Have Targeted The United States, 1970-2004 (Journal Article co authored with Gary LaFree, Sue-Ming Yang) Criminology & Public Policy, Vol. 8, (August 2009)
The Consequences of Counterterrorism, Russel Sage Foundation (February 2010)
Encyclopedia of World Terrorism 3 vols. (edited With John Pimlott) Sharpe (1997)
Terrorism in Africa. Maxwell Macmillan International (1994)
Terrorism in Context. Pennsylvania State University Press (1995)
Terrorism, Legitimacy, and Power: The Consequences of Political Violence. Middletown: Wesleyan University Press (1983)
Revolutionary Terrorism: The FLN in Algeria, 1954-1962. Stanford: Hoover Institution Press (1978)