The job presented to forensic genealogist, Morton Farrier, ought to have been simple and easy. But the surprise discovery of an additional marriage to his client’s father leads Morton on an enquiry, revolving around a mysterious death in the county asylum. Requiring his various investigative genealogical skills, Morton must work to unravel this complex 80-year-old secret and finally reveal the truth to his client.

When Detective Clayton Tyler is tasked with reviewing the formidable archives of unsolved homicides in his police department’s vaults, he settles on one particular cold case from the 1980s: the Chester Creek Murders. Three young women were brutally murdered - their bodies dumped in Chester Creek, Delaware County - by a serial killer who has confounded a slew of detectives and evaded capture for over 38 years. 

The Great War is over, but for Harriet Agnes McDougall its effects endure. Plagued by the need to understand how her middle son, Malcolm, came to meet his death in the Belgian trenches, Harriet must embark on a voyage of discovery to retrace her son’s movements. With peace now prevailing across Europe, her investigations lead her to Flanders, still scarred by the effects of the recent war.

In November 1987, a young couple on an overnight trip to Seattle vanished without a trace. A week later, the bodies of Tanya Van Cuylenborg and her boyfriend Jay Cook were found in rural Washington. It was a brutal crime, and it was the perfect crime: With few clues and no witnesses, an international manhunt turned up empty, and the sensational case that shocked the Pacific Northwest gradually slipped from the headlines.

For twelve years the Golden State Killer terrorized California, stalking victims and killing without remorse. Then he simply disappeared, for the next forty-four years, until an amateur DNA sleuth opened her laptop. In I Know Who You Are, Barbara Rae-Venter reveals how she went from researching her family history as a retiree to hunting for a notorious serial killer—and how she became the nation’s leading authority on investigative genetic genealogy, the most dazzling new crime-fighting weapon to appear in decades.