Jack Dorsey Chairman after Dick Costolo replaced Williams as the CEO. On June 10, 2015, Costolo announced that he was resigning as CEO of Twitter, effective July 1, 2015. Dorsey would assume the post of Interim CEO upon Costolo's departure. He was named permanent CEO of Twitter on October 5, 2015. On the day after the controversy about Twitter's new algorithms for tweets, Dorsey responded to the trend, saying it was only a hoax. In May 2016, Dorsey announced that Twitter would not count photos and links in the 140-character limit to free up more space for text. This move was an
Scott Dorsey Scott Dorsey Scott Dorsey (born July 1, 1967) is an American entrepreneur, investor, and startup advisor. He is a co-founder and managing partner at High Alpha, a venture studio that conceives, launches and scales enterprise technology companies. In late 2000, Dorsey, Chris Baggott, and Peter McCormick co-founded ExactTarget, a provider of digital marketing automation and analytics software and services. ExactTarget raised $161.5 million in an initial public offering on the New York Stock Exchange in 2012 and was acquired by salesforce.com for $2.5 billion in 2013. During his career at ExactTarget, Dorsey held the positions of chairman and CEO. Dorsey