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.