Social learning tools as a way to include students who are at home due to illness into collaborative discussions held in class. Twitter is an established micro-blogging service available to individuals with Internet access world-wide and provides unlimited access to social networks for its users, to send and receive messages. In 2006, it was funded by Jack Dorsey, Noah Glass, Biz Stone, and Evan Williams. One of the common site users is media outlets to broadcast current news updates. For this reason, people use Twitter as a daily source of information to inform themselves on local and world news. Another way that Twitter
Howard E. Dorsey 1935" In 1933, Dorsey was the manager of the unsuccessful campaign by Winfred J. Sanborn for election to the Los Angeles City Council in the 9th Councilmanic District against George W.C. Baker, and in 1935 Dorsey was a candidate himself for the same seat, losing to Parley Parker Christensen. He ran again in 1937, beating Jack Y. Berman in the runoff election "by a comfortable lead." In the mid-1930s, the 9th District was generally bounded on the north by Alhambra Avenue; south, 25th Street; east, Indiana Avenue; and west, Figueroa Street. Dorsey was considered a liberal and a progressive. In