John Verdon

The first book in the Dave Gurney series, Think of a Number is a heart-pounding game of cat and mouse that grows relentlessly darker and more frightening as its pace accelerates
 
Threatening letters arrive in the mail over a period of weeks, ending with a simple declaration: “Think of any number . . . picture it . . . now see how well I know your secrets.” Those who comply find that the letter writer has predicted...

In this latest novel from bestselling author John Verdon, ingenious puzzle solver Dave Gurney puts under the magnifying glass a notorious serial murder case – one whose motives have been enshrined as law-enforcement dogma - and discovers that everyone has it wrong.
 
The most decorated homicide detective in NYPD history, Dave Gurney is still trying to adjust to his life of quasi-retirement in upstate New York when...

Dave Gurney, retired NYPD homicide investigator, is back in Shut Your Eyes Tight, the sequel to the international bestseller Think of a Number
Dave Gurney, a few months past the Mellery case that pulled him out of retirement and then nearly killed him, is trying once again to adjust to his country house’s bucolic rhythms when he receives a call about a case so seductively bewildering that the thought of not looking...

"John Verdon writes grown–up detective novels, by which I mean stories with intelligent plots, well–developed characters and crimes that have social consequences. White River Burning, featuring the author's brainy gumshoe–for–hire, Dave Gurney, checks all these boxes." —The New York Times Book Review
Tensions have been running high in White River as it approaches the anniversary of a fatal shooting...

"The most decorated homicide detective in NYPD history, Dave Gurney is still trying to adjust to his life of quasi-retirement in upstate New York when a young woman who is producing a documentary on a notorious murder spree seeks his counsel. Soon after, Gurney begins feeling threatened: a razor-sharp hunting arrow lands in his yard, and he narrowly escapes serious injury in a booby-trapped basement. As things grow more bizarre, he finds himself reexamining...