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Nicholas James Bollettieri was an American tennis coach. He pioneered the concept of a tennis boarding school, and helped develop many leading tennis players during the past decades, including Andre Agassi, Jim Courier, Monica Seles, Venus Williams, Serena Williams, Maria Sharapova. Bollettieri was also a tour traveling coach, the last time having been for and with Boris Becker for a span of two years.
사진 라이선스: Wikimedia Commons