We welcome Lieutenant General H.R. McMaster, the Director of the Army Capabilities Integration Center and Deputy Commanding General of the U.S. Army Training and Doctrine Command, for a discussion on emerging threats to international and national security and their implications for defense strategy. Professor Austin Long will moderate the dialogue in a forum intended to engage academic and policy questions of contemporary civil-military relations. The discussion is co-sponsored by The Columbia University School of International and Public Affairs Veterans Association (CSVA), the Saltzman Institute of War and Peace Studies (SIWPS), the Military in Business Association, the U.S. Military Veterans of Columbia University, the Defense and Security Student Organization, and the SIPA Digital and Cyber Group.