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
Evan Williams (diplomat) the territory on 6 April 2004. Serving until 2005, Williams returned to DFAT and was Director of Consular Operations until 2007, and was appointed High Commissioner to Cyprus on 30 April 2008. Evan Williams (diplomat) Evan John Williams (born. 1950) is a retired Australian diplomat and public servant who served as the Administrator of the Australian Indian Ocean Territories from 1 November 2003 until 31 October 2005. Evan Williams grew up in the Blue Mountains of New South Wales and was educated at Katoomba High School, graduating in 1968, the first graduating year of the Wyndham Scheme. Williams holds a