• The New York Times | February 18, 2014
  • Bloomberg BusinessWeek | February 18, 2014
  • The Washington Post | February 12, 2014
  • Forbes | February 12, 2014
  • The Washington Post | February 11, 2014
  • The Washington Post | February 11, 2014
  • New York Times | February 11, 2014
  • The Washington Post | February 11, 2014
  • New York Times | February 11, 2014
  • The Washington Post | February 7, 2014
  • Los Angeles Times | February 6, 2014
  • Wall Street Journal | February 6, 2014
  • National Journal | February 6, 2014
  • Marketplace | February 6, 2014
  • New York Times | February 6, 2014
  • Huffington Post | February 6, 2014
  • Washington Life Magazine | February 6, 2014
  • The New Yorker | February 6, 2014
  • AP | January 30, 2014
  • Tennessee Education Report | January 30, 2014
  • Nashville Scene | January 30, 2014
  • The Washington Post | January 30, 2014
  • Mother Jones | January 30, 2014
  • Reuters | January 30, 2014
  • Bloomberg Politics | January 30, 2014
  • USA Today | January 30, 2014
  • The Washington Post | January 30, 2014
  • Los Angeles Times | January 30, 2014
  • The New York Times | January 29, 2014
  • CNNMoney | January 29, 2014