James Lacey, Great Strategic Rivalries, Strategy Bridge, 22 August 2018. Tammy Schultz, Tool of Peace and War: Save the Peacekeeping and Stability Operations Institute, CFR Blog, 31 July 2018. Tammy Schultz, The Road Less Traveled: Both Sides are Right about Professional Military Education, War on the Rocks, 30 July 2018. William Morgan, "A Case Can Be Made: The Value of Historical Case Studies to Contemporary Policy Analysis," Marine Corps History, Summer 2018.