Jack Dorsey days, Dorsey worked occasionally as a fashion model. By age fourteen, Dorsey had become interested in dispatch routing. Some of the open-source software he created in the area of dispatch logistics is still used by many taxi cab companies. Dorsey attended the University of Missouri–Rolla for two-plus years (1995–1997) before transferring to New York University, but he dropped out in 1999, one semester short of graduating. He first came up with the idea that he developed as Twitter while studying at New York University. While working on dispatching as a programmer, Dorsey moved to California. In 2000, Dorsey started his
Glenn Dorsey Miles's LSU Tigers football teams from 2004 to 2007. As a true freshman in the 2004 season, he started in 3 out of 12 games. On his first collegiate snap he recovered a fumble against Oregon State. He finished the year with 18 tackles. In 2005, he started in 1 out of 13 games. He was among LSU's 4-player rotation at defensive tackle which included Claude Wroten and Kyle Williams. He finished the season with 28 tackles and 3 sacks. In 2006, Dorsey was named to the 2006 All-American team and was All-SEC. He finished the season as the Tigers'