Leadership and Staff


Paul B. Stares

General John W. Vessey Senior Fellow for Conflict Prevention and Director of the Center for Preventive Action

Expert on emerging sources of regional instability and violent conflict. In addition to overseeing the center's series of Contingency Planning Memoranda and Council Special Reports on potential sources of instability and conflict, Stares is currently writing a book on how the United States can make preventive action the centerpiece of a new security strategy for the 21st century.

U.S. national security policy; early warning issues; contingency planning; conflict prevention strategies; transnational threats; weak/fragile states; Northeast Asia security.


Micah Zenko

Senior Fellow

Political scientist with expertise in national security, conflict prevention, and U.S. drone strike policies. Zenko oversees the U.S.-UN Roundtable Series. His second book, Red Team: How to Succeed By Thinking Like the Enemy, was published by Basic Books in 2015. 

Conflict prevention; U.S. national security policy; military planning and operations; nuclear weapons policy.


Reuben E. Brigety, II

Adjunct Senior Fellow for African Peace and Security Issues

Former diplomat and expert on security, development, and humanitarian issues, particularly in Africa. Brigety leads the African Peacebuilding Roundtable Series.


African political and security affairs; international humanitarian assistance; refugee affairs


Research Staff


Helia Ighani

Assistant Director, Center for Preventive Action

Sarah Collman

Research Associate, Center for Preventive Action

James West

Research Associate, Center for Preventive Action

Jennifer Wilson

Research Associate, National Security