Sulari Gentill, originally from Sri Lanka and raised in Australia, initially pursued astrophysics before transitioning to law and eventually becoming a published author. She writes in multiple genres, including mystery and fantasy fiction. Her work often features historical settings and complex characters.

Gentill is recognized for her Rowland Sinclair mysteries, a series of historical crime novels set in the 1930s, which garnered critical acclaim and awards. She has also penned standalone novels and a fantasy adventure series under a different pen name. Beyond her writing career, Gentill cultivates French black truffles on her farm in New South Wales with her family.

Sulari Gentill's literary output spans both mystery and fantasy genres. She is best known for the Rowland Sinclair mysteries, a series of historical crime novels set in the 1930s, featuring a gentleman artist who acts as an amateur detective. The first book in this series, "A Few Right Thinking Men," received a nomination for the Commonwealth Writers' Prize. Another novel in the series, "A Decline in Prophets," won the Davitt Award for Best Adult Crime Fiction. Gentill also explored fantasy with "The Hero Trilogy" under the pseudonym S. D. Gentill. Her standalone novel "Crossing the Lines" earned the 2018 Ned Kelly Award for Best Fiction.

Born in Sri Lanka and educated in Australia, Gentill's academic path was varied, beginning with astrophysics before she graduated in law. Her professional life prior to writing included a career as a corporate lawyer. In addition to her writing, Gentill maintains a unique agricultural pursuit, cultivating French black truffles on her farm located in the Snowy Mountains region of New South Wales. She resides there with her husband, Michael Blenkins, and their two children, Edmund and Atticus.