(NEWSER) - A Stanford computer science professor who mentored Google's founders has drowned in his swimming pool, the San Jose Mercury News reports. Rajeev Motwani, 47, who could not swim, drowned at his Atherton, Calif., home, leaving a wife, two daughters, and many admirers in Silicon Valley. “It's a rare combination to have somebody who is so smart and also such a nice guy,” said Google co-founder Sergey Brin. More»