Harry has an extensive background in Computer Software Engineering including designing and developing major special purpose data base applications, Java language applications, and web site design and implementation. Harry is retired from the U.S. Navy (LCDR), and has been a Test & Evaluation Engineer and Software Developer since 1983. Harry is now "semi-retired", but continues to develop and maintain web sites for selected customers, and provide inexpensive computer consultant services for home computer users.

Harry is a Leader of On Track On Line, a trains web site and internet community, including AMTRAK® Travel Tips. He answers frequent questions about trains and rail travel. For about 10 years he also provided San Diego tourism information on Prodigy® and Compuserve®.

Harry is a member of these organizations:

• San Diego Association for Rational Inquiry -- board member and webmaster
• Congress of History of San Diego and Imperial Counties -- webmaster
• Committee for Skeptical Inquiry (CSI)
• Skeptics Society
• American Civil Liberties Union
• US Naval Institute
• San Diego Astronomy Association
• San Diego Model Railroad Museum
• Pacific Southwest Railroad Museum
• California State Railroad Museum