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
J. Michael Dorsey committee for public money for housing, alongside Thomas Demery and Carl Covitz. The committee was the subject of controversy when a federal audit released in 1989 said that most of the money approved by it went to developers with HUD connections. It said that Dorsey and Covitz typically agreed to suggestions that Demery made. He briefly served as Acting Secretary of HUD in 1989, before Jack Kemp became Secretary. On July 13, 1989, Frank Keating was confirmed as General Counsel, succeeding Dorsey. On July 13, 1990, Joseph G. Schiff was confirmed as Assistant Secretary in place of Dorsey. Dorsey became