As President Obama prepares for the Pittsburgh G20 summit that will shape both the world's response to the global economic crisis and the future of world leaders' summits, CSIS is proud to host its first annual Sherpa Summit. "Sherpas" are the personal representatives of world leaders at the G8/G20 summits, and lead and perform the heavy lifting for governments in shaping the global agenda. This event brings together top former U.S. and international sherpas and leading officials who have an unmatched perspec-tive on next week's Pittsburgh G20 summit and the way forward.