How long would it take you to master a new language? A year? 18 months? Longer? For a special operator in the elite Navy SEAL Team 6 it used to take six months of study, but thanks to a combination of physiological and neurological optimization, it’s now down to six weeks – then they’re off in a foreign country navigating the cultural terrain, and engaging with locals and allies. High-performance expert Jamie Wheal spent time at ‘The Mind Gym’, the Navy SEAL training facility, while researching his new book in collaboration with Steven Kotler, Stealing Fire.