Jack Dorsey cofounded Twitter.
Jack Dorsey cofounded Twitter.
  • Jack Dorsey cofounded Twitter in 2006 and the company made him a billionaire.
  • He stepped down as Twitter CEO in 2021 and supported Elon Musk's takeover of the company. 
  • Dorsey runs the financial services company Block and is famous for his unusual life of luxury.

From attending the Super Bowl with Jay-Z and Beyonce to texting with Elon Musk, the Twitter cofounder Jack Dorsey leads an interesting life.