Keri-anne Payne is a double open water world champion, triple Olympian and Olympic silver medallist in the 10k open water marathon at the Beijing Olympics in 2008. She created the Straight-Line Swimming methodology with her husband, triple Olympian David Carry. straightlineswimming.com
This seems to be one of those skills that everyone wants to learn because it would be a good skill to have, although secretly I think everyone wants to do them because it makes you look like a pro swimmer! So here are my five steps to mastering the tumble turn.