Last seen in:
- Wall Street Journal - Feb 2 2015 - Dark Matter
- L.A. Times Daily - Oct 1 2013
- L.A. Times Daily - Feb 23 2011
- L.A. Times Daily - Sep 23 2010
- USA Today - May 24 2010
- New York Times - Feb 15 2009
- The Telegraph - QUICK CROSSWORD NO: 25,431 - Oct 10 2007
- The Telegraph - QUICK CROSSWORD NO: 24,978 - Apr 28 2006
- New York Times - Jun 23 2004
- Wall Street Journal - Sep 27 2002 - September 27, 2002 - Keeping Company