You just know you're in the hands of a master. She's such an excellent writer and the sense of place is so powerful.

Marian Keyes

Powerful, intriguing, recommended ... Harper is wonderful at evoking fear and unease.

The Times (UK)


Out Now

Detective Aaron Falk returns in Exiles, the third and final book in the series begun with The Dry.

The Survivors

Released 2020

The Survivors is yet another perfectly balanced, finely honed, deliciously atmospheric thriller.


The Lost Man

Released 2018

Nothing about The Lost Man is predictable. The characters are compelling, the plot is thrilling and the ending is so very satisfying.

Marie Claire Australia

Force of Nature

Released 2017

Force of Nature cuts between past and present, corporate and domestic, and cements its author as one of Australia's boldest thriller writers.

Australian Women's Weekly

The Dry

Released 2016

Harper throws out so many teasing possibilities that it's hard to believe this is her first novel. The Dry is a breathless pageturner.

The New York Times