Kristen R. Hajduk

Kristen R. Hajduk

Director of National Programs

Kristen R. Hajduk works at the Pentagon and is an adjunct fellow with the International Security Program at the Center for Strategic and International Studies with expertise in counterterrorism, special operations, strategic war-gaming, and defense innovation policies. Kristen was co-founder and co-director of the No Exceptions initiative, a non-partisan coalition of post-9/11 military veterans and national security leaders who support full gender inclusion in the military.  She is German Marshall fellow and received her master’s degree at the University of Chicago.  In short, Kristen is a nerd who is passionate about those who serve our country – both in and out of uniform – and their ideas for making our world a better place.

Harlan Kefalas

Harlan Kefalas

Chief Financial Officer

Harlan is an active duty enlisted Army transporter whose intellectual curiosity led him to DEF. Knowledge is the equilibrium of opposing ideas. He is currently pursuing a Master’s Degree in Organizational Leadership from Fort Hays State University. After his DC day job, he ponders how to attract and involve more enlisted personnel to DEF. If you are enlisted and interested, shoot him a message.