John Hudson FRGS is a survival instructor, broadcaster, writer, public speaker and training consultant based in Cornwall, whose specialist work takes him to some of the most remote and extreme environments around the globe. A former RAF helicopter pilot, John is the British Military's Chief SERE (Survival, Evasion, Resistance & Extraction) Instructor, and an elected Fellow of the Royal Geographical Society. He's also been a resident survival expert on two series of Discovery's prime-time TV show Survive That – a.k.a Dude You're Screwed in the USA – successfully putting his own resilience to the test on camera in front of millions. From the darkest depths of a jungle cenote, to the top of a stormy Alaskan glacier, John's sense of humour and everyday stoicism have won him many fans worldwide.