Diane Ravitch is a historian of education and a prominent commentator about education and politics. Her many books include Reign of Error: The Hoax of the Privatization Movement and the Danger to America's Public Schools (2013); The Death and Life of the Great American School System: How Testing and Choice Are Undermining Education (2010); and The Great School Wars: New York City, 1805-1973 (1974). Ravitch was assistant secretary of education under President George H. W. Bush and served on the national testing board during the Clinton administration. She is cofounder and president of the Network for Public Education.