Guile was educated at Methodist Ladies’ College and Melbourne University where she graduated with a Bachelor of Arts degree, a Master of Arts and a Diploma in Education.
She worked for several years as a lecturer in children’s literature at Melbourne University’s School of Early Childhood, and published many reviews and articles on children’s books.
Guile knew she wanted to be a writer from the age of seven, but only began her first novel for children after the birth of her second child.
[1] In 1996, her junior fiction title, Revenge of the Green Genie, was published by Scholastic Australia, followed by Mr Venus, Computer Wizard in 1997.
Since then, she has published a wide range of fiction and non-fiction titles for both children and adults.