John Danaher is a Brazilian jiu-jitsu and mixed martial arts instructor and coach from New Zealand. He is widely regarded as one of the best instructors and coaches in these sports. Wikipedia)
Michael Levin is an American developmental and synthetic biologist at Tufts University, where he is the Vannevar Bush Distinguished Professor. Levin is a director of the Allen Discovery Center at Tufts University and Tufts Center for Regenerative and Developmental Biology. Wikipedia
Daniel Negreanu is a Canadian professional poker player who has won seven World Series of Poker bracelets and two World Poker Tour championship titles. In 2014, independent poker ranking service Global Poker Index recognized Negreanu as the best poker player of the previous decade. Wikipedia
Rana el Kaliouby is a computer scientist and entrepreneur in the field of emotion recognition research, human-centric AI and technology development. She is the founder of Affectiva and deputy CEO of Smart Eye.