Hilton Head Island, Dec. 13 -- Professional Tennis Registry (PTR) will host its premier coaching event - the International Tennis Symposium from February 10-13, here in South Carolina. More than 45 industry experts will conduct classroom and on court presentations at the PTR Symposium, including heavy hitters Scottish coach Judy Murray, former world 1 Gigi Fernandez, and former world 4 Robin Soderling. The likes of Craig O'Shannessy, pro tour strategy analyst, Marie France , Mercier of Tennis Canada, LTA Coach Development's Martin van de Braam, preeminent performance psychologist Dr Jim Loehr; and Corey Gauff, who coaches his daughter teen sensation Coco Gauff will discuss various topics from tennis business and sport science to teaching t...