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
Jack Williams (news anchor) Jack Williams (news anchor) Jack Williams is a retired 6 PM weekday news anchor on WBZ-TV in Boston, Massachusetts. He also founded "Wednesday's Child" in 1981, a non-profit adoption agency for special needs children. Originally from Pocatello, Idaho, Williams worked in radio from 1959 until he graduated Phi Beta Kappa from the University of Oregon in 1968. During college, he worked as a news anchor/reporter for KUGN Radio in Eugene, Oregon. He first appeared on television in 1968 on KIRO-TV in Seattle, Washington, anchoring their 11:00 news. He later worked at KORK-TV (now KSNV-DT) in Las Vegas, Nevada, where he