Last seen in:
- New York Times - Apr 16 2021
- New York Times - Mar 8 2017
- The Chronicle of Higher Education - May 17 2013
- New York Times - May 30 2010
- New York Times - Sep 15 2009
- New York Times - Apr 9 2006
- New York Times - May 20 2003
- New York Times - Apr 14 2002
- New York Times - Oct 16 2001
- New York Times - Jan 2 2001