Who is a Canadian retired professional ice hockey defenceman who played for nine teams in the National Hockey League, who had a Canadian ice hockey executive currently serving as Senior Advisor to the President-General Manager of the New York Rangers negotiated the playing and marketing contract?
Mike Barnett (ice hockey):  Barnett negotiated the playing and marketing contracts for Wayne Gretzky, Brett Hull, Jaromir Jagr, Sergei Fedorov, Paul Coffey, Joe Thornton, Mats Sundin, Lanny McDonald, Grant Fuhr, Marty McSorley, Alexander Mogilny, Owen Nolan, Daniel Sedin and Henrik Sedin and numerous others. Paul Coffey: Paul Douglas Coffey (born June 1, 1961) is a Canadian retired professional ice hockey defenceman who played for nine teams in the National Hockey League.
i don't know