Mari Winsor, a Pilates guru, is the co-author of “The Pilates Powerhouse,” “The Pilates Pregnancy: Maintaining Strength, Flexibility and Your Figure” and “The Pilates Workout Journal: An Exercise Diary and Conditioning Guide.” She has worked with Courteney Cox, Daisy Fuentes and Courtney Thorne-Smith.
Web site: www.winsorpilates.com