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Zachary Shirkey

Associate Professor

Office: 1718A HW
Phone: 212-772-5503


Office Hours

Google Scholar Page

Areas of Specialization:

  • International Relations
  • War Duration and Causes of War
  • Military Intervention
  • Terrorism and Counter-terrorism

Courses (Undergraduate):

Courses (Graduate):

Ph.D. Columbia University, 2006
M.Phil Columbia University, 2003
M.A. Columbia University, 2001
B.A. University of Michigan, 1999




Book Chapters:

Book Reviews and Online Publications:

Some of the above works are available in the open access CUNY Academic Works repository

Working Projects:

  • Walking the Balance Beam: State Responses to Threat in the Face of Uncertainty
  • Joining by Number: Military Intervention in Civil Wars
  • Uncertainty and War Duration
  • Commitment Problems, War Initiation, and the Spread of Interstate War


  • Unexpected Events in Interstate Wars Dataset

    If you use this data, please add the following citation to your reference list:

    Shirkey, Zachary. 2009. Is This a Private Fight or Can Anybody Join? The Spread of Interstate War (Aldershot, UK: Ashgate).