Senior Fellow
Jackson Institute for Global Affairs
Yale University
2010
2012
Senior Fellow
Center for Naval Analyses
Vice Chair of Board of Trustees
The RAND Corporation
Member
The President's Intelligence Advisory Board
Consultant
Intelligence Advanced Research Projects Activity (IARPA)
Chair
Advisory Panel
Idaho National Laboratories' Innovation Center
Member
Homeland Security Secretary's Advisory Council
United States Homeland Security
Director
Center for a New American Security
Consultant
U.S. Department of Defense
Consultant
U.S. Department of Homeland Security
Law Clerk to Justice Byron White
U.S. Supreme Court