Michaelides' debut novel, The Silent Patient,[5] was the #1 New York Times Bestseller of Hardcover Fiction in its first week[6] and was the bestselling hardback debut in the US for 2019.[3] It was a Sunday Times top 10 bestseller for seven weeks.[4] On Amazon.com, it was the #2 most sold for 2019 in their list of Most Sold Books in fiction[7] and named as their number one thriller of 2019.[4] It also won the Goodreads Choice Award for Best Mystery & Thriller of 2019,[8] was chosen as a Richard & Judy Book Club pick and as a Book of the Month in The Times.[4] It was shortlisted for a Barry for best debut and Barnes and Noble's Book of the Year.[4] Brad Pitt's production company, Plan B, is developing The Silent Patient as a film.[9]