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The wild life of billionaire Twitter CEO Jack Dorsey, who eats one meal a day, dates models, and loves bitcoin

Business Insider Logo By Isobel Asher Hamilton,Madeline Stone of Business Insider | Slide 2 of 31: 
  At age 15, Dorsey wrote dispatch software that is still used by
  some taxi companies.

  Source: Bio.

Dorsey began programming while attending Bishop DuBourg High School in St. Louis.

At age 15, Dorsey wrote dispatch software that is still used by some taxi companies.

Source: Bio.

© REUTERS/Anushree Fadnavis

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