Bill Gates and President Bill Clinton have managed to transition from Microsoft co-founder and former U.S. commander-in-chief to hands-on philanthropists. With a passion for charity and aid work, the two describe their health- and education-focused initiatives, and explain why their statuses don’t mean squat when they’re helping out in developing nations. <br /><br />For more from Bill Gates and President Clinton, check out the December 2013 issue of WIRED.