Matthew Stein was an environmentalist, bestselling author, MIT-trained engineer, and green builder. As an inspiring speaker and visionary thinker, he was dedicated to helping people wake up and unite to shift our collective course from collapse to global renaissance. As an expert at self-reliance, emergency prep, and survival, his writings and work helped people prepare to weather continuing climate change and ecological decline. His books include When Technology Fails and When Disaster Strikes. Matthew passed away in 2018. 

Tim MacWelch is the author of seven outdoor survival books, three of which have been New York Times bestsellers. He also writes for Survival Dispatch and Outdoor Life magazine's survival website, OL Survival, and runs wilderness classes in Northern Virginia. Tim has appeared on several US TV shows including National Geographic Today, Wild Chronicles and Good Morning America talking about survival techniques.