Peter Heller is an award-winning adventure writer and long-time contributor to NPR. He is a contributing editor at Outside magazine and National Geographic Adventure and the author...view morePeter Heller is an award-winning adventure writer and long-time contributor to NPR. He is a contributing editor at Outside magazine and National Geographic Adventure and the author of Hell or High Water: Surviving Tibet's Tsangpo River. He lives in Denver, Colorado. He can be reached at PeterHeller.net.view less