He has written a monthly column for National Geographic Adventure and is a feature writer and contributing editor for Popular Mechanics. He has written chapters for adventure books: Everest—Mountain Without Mercy (1997), The Worst Journey in the World (2006), They Lived to Tell the Tale (2007), Adventurous Dreams (2007), and Grasping for Heaven (2010); and for academic texts: Risk and Exploration in Space (2008), Expedition and Wilderness Medicine (2009), and The Annals of the New York Academy of Science (2009). References External links Steroids on Everest Life Matters Interview with Extreme Doctor Kenneth Kamler "Medical miracle on Everest" (TEDMED 2009) Risky Business talk on Everest Disaster 1996 Year of birth missing (living people) Living people American surgeons American mountain climbers