Thomas Dee
October 17, 2013. Bloomberg Businessweek
October 17, 2013. Stanford Graduate School of Education
October 17, 2013. Houston Chronicle
October 17, 2013. Daily Journal
October 17, 2013. The New York Times
October 17, 2013. WTOP
October 17, 2013. Newstimes.com
October 17, 2013. EdSource
October 17, 2013. NBC News
October 17, 2013. Eduwonk