Pia Nilsson
BASED: Scottsdale. HISTORY: A former LPGA player (1983-'87) and Solheim Cup captain ('98), Nilsson, 55, founded, along with teacher Lynn Marriott, Vision 54, an approach based on individual potential. She has taught three No. 1s in women's golf.STUDENTS: Kevin Streelman, Suzann Pettersen, Na Yeon Choi, Ai Miyazato, I.K. Kim (former students: Annika Sorenstam, Yani Tseng).PHILOSOPHY: "Understand how a golfer balances six elements—the physical, technical, mental, emotional, social and spirit of the game."QUICK TIP:"Jot down notes from a stretch of holes when you played great. Record how you felt and what you thought and saw during those holes."