David Duncan Scott passed away in August of 2011. I think he was only 51 at the time. He worked at Avalon Hill and did Wall Ball for the 2600, as well as London Blitz for the Commodore 64. I was doing some research for my podcast when I happened on this sad news. Rest in Peace Mr. Scott.
http://www.legacy.com/obituaries/baltimoresun/obituary.aspx?n=david-d-scott&pid=153164893&fhid=4134#fbLoggedOut
http://www.legacy.com/obituaries/baltimoresun/obituary.aspx?n=david-d-scott&pid=153164893&fhid=4134#fbLoggedOut