In the book, Amanda Beard gives a revealing insight into the pressures that elite Olympic athletes face and said it is not unusual for them to release tension through recreational drugs.
Aaron Peirsol and Leisel Jones set world records to win their second gold medals at the world championships.
Aaron Peirsol broke his 200 metres backstroke world record and Amanda Beard regained hers in the breaststroke.
Australia's Leisel Jones has set a world record in the 200 metres breaststroke at a domestic grand prix meeting.