Ed Hammond

FILE – Jack Dorsey, the chief executive of Twitter, at a cryptocurrency conference in Miami on June 4, 2021. Dorsey plans to step down as chief executive of Twitter, the social media site he co-founded in 2006, two people familiar with his thinking said. (Alfonso Duran/The New York Times) XNYT8 XNYT8

Jack Dorsey steps down as Twitter CEO

Jack Dorsey, the co-founder and chief executive officer of Twitter Inc., is stepping down, ceding the position to the company's Chief Technology Officer Parag Agrawal.