Smart Rhino Publications

Jeff Markowitz

Jeff is the author of four mysteries, including three books in the Cassie O’Malley Mystery Series. His most recent novel, the standalone Death and White Diamonds, won the Lovey Award for Best Thriller and the David Award for Best Mystery. Jeff spent 40 years creating community-based programs and services for children and adults with autism before retiring to devote more time to writing. Jeff is the President of the New York Chapter of the Mystery Writers of America.

Jeff's story, "Twelve Steps," was published in A Plague of Shadows: A Written Remains Anthology.


His story, "The Third Date Rule," appeared in Asinine Assassins.