Swimmer who won three medals at the 2008 Olympics: silver in the 100 meter freestyle and 4x100 meter medley, and bronze in the 4x100 meter freestyle.
He was a very talented youth swimmer, and won the 50 meter freestyle at the 2002 Australian Age Championships.
He has held the world record in the long course 50 and 100 meter swims.
He briefly dated fellow swimmer Stephanie Rice.
At the 2008 Olympics, his silver medal medley team finished less than a second behind an American team led by Michael Phelps.