Want to know more about the woman behind the books? Here are some fun facts about Cath you may not know...
She was born in Melbourne in but moved to an isolated property in Gippsland before she started school.
She would like a pet fish.
Some of her favourite books are Trixie Beldon, Nancy Drew, The Wolves of Willoughby Chase, plus anything by Judy Blume and Jane Austen. And Dr Seuss.
Cath studied radio production and literature at uni.
She was an English teacher.
Her favourite bands/singers are The Lucksmiths, Angus and Julia Stone and Bat for Lashes.
When she travelled around Europe, Cath wrote letters to her brother, who later turned them into a musical called The Journey Girl.
Cath studied professional writing at TAFE and wrote articles for papers and magazines.
One of her favourite films is Eternal Sunshine of the Spotless Mind.
Her favourite storytellers are Charlie Kaufman, Ira Glass, Helen Garner, Daniel Kitson, Jeff Simmermon and John Green.
She sleep walks sometimes.
Three of her favourite artists are Mark Rothko, Sam Leach and Ghostpatrol.
Her first book was The Life and Times of Gracie Faltrain.
Cath likes reading, TV marathons, the planetarium, politics and hanging out with friends.
She is passionate about art.
Her favourite TV shows are Doctor Who and The West Wing.
Cath finds it hard to make a decision.
She likes reading on trains and she really likes coffee.
Cath loves writing dialogue. She finds plots difficult.
Cath is currently working on a book called The Howling Boy.
Visit Cath's website or her blog for more.