He married Betty Hilsum, with whom he had two daughters, [[Lindsey Hilsum|Lindsey]], a correspondent for [[Channel 4]]<ref>{{cite news|url=httphttps://www.timesonlinethetimes.co.uk/tolarticle/news/uk/article841551.ece?tokenbroadcast-media-lp7d9f9hkcr|url-access=null&offset=12subscription|title=Broadcast media – Times Online|accessdateaccess-date=13 November 2008 | location=London | workwebsite=[[The Times]] | date=5 January 2004}}</ref> and [[Karen Burt]], an engineer who died in 1997 and has a [[Women's Engineering Society]] memorial award named after her.<ref>{{cite web|url=http://www.bcs.org/server.php?show=nav.5929|title=Karen Burt Award |website=[[British Computer Society]]|access-date=13 November 2008|archive-date=5 July 2010|archive-url=https://web.archive.org/web/20100705043141/http://www.bcs.org/server.php?show=nav.5929|url-status=dead}}</ref>
