Phillip Gwynne is best know for YA novels, first making his mark with the hugely popular and critically acclaimed Deadly Unna in 1998. Since then Phillip's books have all received both high acclaim and popularity amongst readers, and he has penned works for all ages. He continues to write young adult novels (Swerve being the most recent), and his adult thriller The Build Up led to an epic thriller series for upper primary students: The Debt. Phillip now has a legion of young fans too, with picture books Yobbos Do Yoga, What's Wrong Wobbegong? and more. Phillip Gwynne's first novel Deadly Unna? was the literary hit of 1998 winning Children's Book of the Year and selling over 200,000 copies. It was made into the feature film Australian Rules for which Phillip's screenplay won an AFI award in 2002. Phillip's also no stranger to writing thrillers as he has written an adult detective thriller The Build Up, but The Debt is his first series for upper-primary school readers and combines both his substantial literary skills and his ability to tell a good story. Phillip also has ventured into picture books with Ruby Learns to Swim, Yobbos Do Yoga and more.