 He led Symbian's global sales, marketing, public relations, strategy, developer relations, and partner management, establishing high-level relationships with global carriers and handset vendors, and broadening Symbian's position in the global telecommunications market.Edwards has served on the boards of a number of leading-edge wireless technology providers as non-Executive Chairman.Prior to Symbian, he held executive management positions at Psion Computers PLC and Spring Group PLC, and founded and served as CEO of CRT Multimedia Ltd, an international multimedia electronic publishing company.