Stanley McChrystal retired in July 2010 as a four-star general in the U.S. Army. He was Commander International Security Assistance Forces - Afghanistan. He had previously served as Director, Joint Staff and Commander Joint Special Operations Command. The author of My Share of the Task, Team of Teams, and Leaders, he is currently a senior fellow at Yale University's Jackson Institute for Global Affairs and the cofounder of McChrystal Group, a leadership consulting firm.