Daymond John is an American entrepreneur, television personality, motivational speaker, and author. He is best known as a "shark" investor on the ABC reality television series "Shark Tank." He is the founder and CEO of FUBU, a global lifestyle brand that he started with a modest budget, eventually growing it into a multi-million-dollar enterprise. John has written several bestselling books on business and entrepreneurship, including "The Power of Broke" and "Rise and Grind."