Last seen in:
- New York Times - Feb 10 2019
- New York Times - Aug 21 2017
- Wall Street Journal - Feb 17 2016 - Taking Its Toll
- Eugene Sheffer - King Feature Syndicate - Jan 6 2016
- New York Times - Jan 19 2015
- New York Times - Aug 23 2012
- The Chronicle of Higher Education - Feb 24 2012
- New York Times - Sep 16 2011
- New York Times - Jul 15 2003
- New York Times - Apr 18 2002