Above Retired Brigadier General Craig Nixon warns of the shortcomings of American drones. As his Aspen Ideas Festival biography states, he is "a partner at McChrystal Group. He retired as a brigadier general in the US Army in 2011. In his more than 29-year Army career, his assignments included seven tours in special operations units and three tours in Korea. Nixon participated in a number of combat operations, including the invasions of Panama and Somalia and seven deployments to Afghanistan and Iraq. He has been awarded the Silver Star for valor in combat, three Bronze Star Medals, and the Purple Heart.