Author Guide ·
Books Written by
Kolker writes about families the way most journalists write about institutions — patiently, structurally, and without ever losing sight of the individual people inside the system. His two books are both, in different ways, about people the world was too slow to take seriously: sex workers whose murders went uninvestigated for years, and a family of twelve children, six of them diagnosed with schizophrenia, who became a case study for genetic research before anyone thought to ask what that meant for them as people.
By Lisanne Swart · 2 books · Investigative Journalism · True Crime · Investigative Journalism · Updated August 2026
- #1 Lost Girls: An Unsolved American Mystery
- #2 Hidden Valley Road: Inside the Mind of an American Family
True Crime · InvestigativeOn my shelf
Lost Girls: An Unsolved American Mystery
An account of the still-unsolved Long Island serial killer case, told through the lives of five of the victims — young women who worked as escorts advertised on Craigslist, whose disappearances were slow to draw serious police attention. Kolker spends most of the book on who these women were before they became victims: their families, their ambitions, the economic pressures that led them into sex work. The killer is never named because he was never caught.
Kolker’s real subject isn’t the murderer — it’s the systemic indifference that let the case go cold, and the assumption, at every level of the investigation, that these particular women’s disappearances didn’t warrant urgency. It’s investigative journalism that refuses to let the victims stay abstractions.
Where to start with Robert Kolker
If you want the more emotionally direct book
→ Hidden Valley Road. The science is fascinating, but it’s the family that stays with you.
If investigative rigor and a cold case are what you’re after
→ Lost Girls, still one of the sharpest pieces of reporting on how institutions decide whose disappearance matters.
If the theme is what draws you — people the system was slow to see clearly
→ My best investigative journalism books list has more reporting built the same way.
