His retirement was announced earlier this year, and John Hawkins will now become the chairman of Psion Teklogic. And if you're looking for some weekend reading on Britain's Last Computer, then The Register's Psion retrospective from 2007 is a great read, and has an interview with Dr Potter at the end of the article.
And I know we go on about the Psion heritage and legacy here at All About Symbian (you mean why can't it be like it was in the old days? - Steve) but I'm sure we can have a legitimate "why did you like Psion" appreciative comments thread over the weekend... just this once!