John Yandell is the publisher of Tennisplayer digital magazine. For 20 years he has been filming and analyzing technique in world class players and developing powerful teaching protocols that allow players at all levels to understand and develop true fundamentals. John has spoken at dozens of coaches conferences worldwide including Wimbledon and the U.S. Open and done personal video analysis for tour players including John McEnroe, Justin Henin, Novak Djokovic and many others, as well hundreds of players at all other levels. He is also an instructional editor for Tennis magazine and a technical consultant for Stanford men’s tennis. The John Yandell Tennis School is located in San Francisco, California.