"Why I Stopped Using the “S” Word…and You Should Too"
Commentary in CSIS's FYSA, January 29, 2016

"Trick or Treat: A Pleasant Surprise for the Defense Budget"
Op-Ed in Defense One, October 28, 2015

"Seven Ways to Make the LRS-B Program a Success"
CSIS Commentary, October 27, 2015

"Operating in the Dark: Rules of Engagement Needed for Space"
Commentary in CSIS's FYSA, September 29, 2015

"Will The F-35 Be The Last Manned Fighter Jet? Physics, Physiology, and Fiscal Facts Suggest Yes."
Column in, April 29, 2015

"To Cut Defense Costs, In At Least One Area, Pentagon Should Cut Competition"
Column in, March 30, 2015

"Keeping Faith With The Troops: How Congress Can Fix The Military's Compensation Problems"
Column in, February 3, 2015

"The 2016 Defense Budget: It's All About the Budget Caps"
Column in, January 30, 2015

"How Many Flying Hours Does It Take To Kill a Terrorist?"
Op-Ed in DefenseOne, November 17, 2014

"DoD’s Strategy-Resource Mismatch"
Article co-authored with Jacob Cohn in The National Interest, October 1, 2014

"What Would a New U.S. Military Look Like?"
Room for Debate in The New York Times, July 14, 2014

"A tale of two budgets"
Op-ed in The Hill, March 10, 2014

"Congress Handcuffs Pentagon Cost-Cutters"
Op-ed co-authored with Mark Gunzinger in The Wall Street Journal, January 26, 2014

"Defense Cuts Conundrum: Weighing the Hard Choices Ahead"
Article in Foreign Affairs, September 29, 2013

"How can we save money on troops’ pay and benefits? Let’s ask the troops."
Op-ed in The Washington Post, April 20, 2013

"How Big Should the Defense Budget Be?"
Room for Debate in The New York Times, September 8, 2012

"Defense Cuts Could Only Be the Beginning"
Op-ed on, January 9, 2012