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John McMahon's Biography


John McMahon is the author of THE GOOD DETECTIVE, THE EVIL MEN DO,  and A GOOD KILL, all featuring Georgia detective P.T. Marsh.


The New York Times Book Review  called McMahon “one of those rare writers who seems to have sprung out of nowhere” and whose debut novel is “pretty much perfect.”

McMahon's first two novels were each named "Top 10 Crime Novels" of the year by The New York Times Book Review. His debut was a finalist for both the Edgar Award and the Thriller Award for best first novel. 


He currently lives in Southern California with his family and two rescue animals.

A GOOD KILL, came out on 6/15/21, and was named an AMAZON Editor's Pick for June.

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