Alumni Don Ludlum passed on Feb 20, 2015. Ludlum was the president and founder of Ludlum Measurements Inc, a radiation detection company in Sweetwater, Texas, it is one of the leading suppliers of such equipment in the US. For more information please see the following links below:
http://ludlums.com/images/stories/news_letters/Don%20Ludlum%20Story.pdf
http://ludlums.com/company/don-ludlum-founder