Lynda Huey, is the author of "The Complete Waterpower Workout Book". She and Dr. Klapper have also written "Heal Your Knees: How to Prevent Knee Surgery & What to Do If You Need It." She is the President of CompletePT Pool & Land Physical Therapy in West Los Angeles, which is the most advanced aquatic therapy center in Southern California and has treated over 20,000 patients. Her pool program is used by many people world-wide.