Last seen in:
- The Times - Concise - Sunday Times Concise No 1787
- Wall Street Journal - Mar 30 2020 - Abstract Attacks
- Newsday.com - Feb 28 2020
- The Chronicle of Higher Education - Mar 9 2018
- Wall Street Journal - Feb 2 2017 - Breaking Bad
- Family Time - Dec 1 2014
- New York Times - May 30 2014
- The Chronicle of Higher Education - Apr 26 2013
- Family Time - Jan 16 2012
- Thomas Joseph - King Feature Syndicate - Nov 10 2010