Tim MacWelch is the author of the New York Times bestsellers Prepare for Anything, Hunting & Gathering, and How to Survive Anything. He is Outdoor Life magazine's survival blogger. He is also the founder and head instructor of Advanced Survival Training School, where he teaches ordinary people how to live closer to nature and how to use those skills in emergencies. Joseph Pred is a trained EMT, firefighter, and disaster-management specialist whose expertise also encompasses public health, outdoor survival, and firearms safety. He is the head of all public safety and emergency services for the annual Burning Man festival, an ongoing experiment in outdoor survival.