Josh Kaufman is the author of ‘The First 20 Hours: Mastering the Toughest Part of Learning Anything.’ Josh specializes in teaching people from all walks of life how to master practical knowledge and skills. In his talk, he shares how having his first child and hearing that you needed to spend 10,000 hours to learn something new filled him with dread that he would never learn again. Not put off he was inspired to approach learning in a whole new way, in 20 hours.