 Senator Mark Warner in 2009, filmmaker Ken Burns in 2010, Procter & Gamble CEO Bob McDonald in 2010, U.S. Army General Stanley A. McChrystal in 2011, former undersecretary of state for political affairs R. Nicholas Burns in 2011, sportscaster Verne Lundquist in 2012, and retired Navy Admiral Eric T. Olson, the former head of U.S. Special Operations Command, in 2013.Hampden-Sydney alumni also returned to deliver commencement remarks on several occasions