Caroline de Costa is professor of obstetrics and gynaecology at James Cook University College of Medicine in Cairns. She has been involved in women's health care and advocacy for improved health services for women for more than 45 years. She has practiced in Australia, Papua-New Guinea, Ireland and the UK. She has written many books for women about their health, and a number of textbooks. In 2008 her non-fiction book about caesarean section, Hail Caesar, was shortlisted for the Queensland Premier's Literary Prize in Science Writing. She has always had a passion for reading crime fiction; more recently she has begun writing it. Blood Sisters is the third in her Cass Diamond series set in Cairns.
M.J. Tjia is the author of three crime novels set in 1860s London, featuring the Eurasian courtesan sleuth, Heloise Chancey. Tjia also writes as Mirandi Riwoe, and her novella The Fish Girl was shortlisted for the Stella prize. She has a PhD in Creative Writing and Literary Studies (QUT).
Meera Atkinson is the author of Traumata, published by UQP in 2018, and two academic books. She writes across literary genres appearing in many publications, including Salon.com, Best Australian Poems 2010, Best Australian Stories 2007, Meanjin, Southerly, and Griffith Review. Meera was the Varuna Dr Dark Flagship Fellowship recipient for 2017. She teaches creative writing and English literature.