Swimming under ships in shark-infested waters. Jumping out of airplanes at night over the Arctic Circle. Responding to threats to a commercial airliner at 35,000 feet. And most terrifying, going on stage to perform stand-up comedy. Jonathan Cleck is a bit of an enigma…Navy SEAL, comedian, consultant, FBI Task Force Officer, academic nerd, Air Marshal, children’s book author, entrepreneur, leadership expert.