from the WSJ:
Melanie Oudin, 17, stunned another high-ranked opponent Monday and became the youngest woman to reach the U.S. Open quarterfinals since Serena Williams in 1999. "That's amazing," Leslie Oudin, Melanie's mother, said. John Oudin, who flew in Sunday from a sales meeting in Atlanta to watch his daughter defeat Nadia Petrova in three sets, marveled at his daughter's toughness. "She doesn't seem nervous out there," he said. "I don't know where that came from."—Tom Perrotta
She was homeschooled:
Making a stab at normalcy within the bubble of youth tennis, the Oudins could not bear the idea of sending a daughter away to some academy to be raised by a coach. It even took Melanie the better part of a year to persuade her mother to begin home schooling her in the seventh grade.
It was the only way to accommodate the minimum of four hours a day devoted to hitting and conditioning.
The Career Path to Pro Tennis Often Passes High School
By DAVID V. JOHNSON
Published: August 30, 2009
New York Times