Jeffrey Ma was one of the MIT students immortalized for card counting in “21”. After he left MIT he started a number of companies, from a video-based golf tutorship company to Citizen Sports, the first company to bring fantasy football to Facebook. Ma’s latest startup, TenXer, measures a person’s life and breaks it down into simple, detailed chunks that can then be acted upon. His path from dutiful student to (rumored) multi-millionaire is detailed at the source.

[Source: VentureBeat