Genealogy of a Murder

A Next Big Idea Club Must-Read Book for May 2023

The multigenerational tale of three families whose paths collide one summer night in 1960 with the murder of a police officer.

Independence Day weekend, 1960: a young cop is murdered, shocking his close-knit community in Stamford, Connecticut. The killer remains at large, his identity still unknown. But on a beach not far away, a young Army doctor, on vacation from his post at a research lab in a maximum-security prison, faces a chilling realization. He knows who the shooter is. In fact, the man—a prisoner out on parole—had called him only days before. By helping his former charge and trainee, the doctor, a believer in second chances, may have inadvertently helped set the murder into motion. And with that one phone call, may have sealed a policeman's fate.

Alvin Tarlov, David Troy, and Joseph DeSalvo were all born of the Great Depression, all with grandparents who'd left…