Billy Slater (Author) Billy Slater plays for the Melbourne Storm in the NRL. An Australian International and Queensland State of Origin representative fullback, he has played his whole NRL career to date at Melbourne. Billy has won three grand finals, the Clive Churchill Medal and the Dally M Medal with the Storm. He lives in Melbourne with his wife Nicole and their children, Tyla and Jake. Michael Chapman (Author) Michael Chapman is an internationally trained and accredited expert bodyweight trainer. A former professional athlete himself, on a daily basis he trains all manner of people looking to achieve their health and wellness goals, including mums and mums-to-be, dads who want to get their ideal shape back, aspiring athletes (women and men) and elite athletes (across a range of sporting codes), amongst others.