News > Jack Dorsey’s journey from microblogging pioneer to billionaire

Jack Dorsey’s journey from microblogging pioneer to billionaire

Jack Dorsey has stepped down as the chief executive officer of Twitter Inc., the social media firm he helped found in 2006 and steered through a high-profile hack and the controversial banning of former US President Donald Trump. Dorsey, who also helms fintech Square Inc, will be succeeded by CTO Parag Agrawal.

Here is a timeline of milestones in Dorsey tenure at Twitter.