Asperger’s Mysteries Books in Order
Part ofEJ Copperman Books in OrderFind the Asperger’s Mysteries by EJ Copperman in order, with book summaries, series background, and a simple guide to the best place to begin.
Last updated: June 7, 2026
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Publication Order
5 books
The Question of the Missing Head
by EJ Copperman
2014
Samuel Hoenig makes a living answering questions, and his latest is a weird one: who stole a preserved head from a New Jersey cryonics institute? With new associate Janet Washburn beside him, the theft quickly turns into murder.
The Question of the Unfamiliar Husband
by EJ Copperman
2015
A client wants Samuel Hoenig to identify her mysterious husband, a problem that forces him to work closely with Janet Washburn. Then the husband winds up dead in Samuel's office, and the question changes fast.
The Question of the Felonious Friend
by EJ Copperman
2016
Samuel tries to stay objective when a young man asks whether a store clerk is really his friend. Once somebody ends up dead, Samuel and Janet have to untangle loyalty, misunderstanding, and murder.
The Question of the Absentee Father
by EJ Copperman
2017
Samuel's mother wants an answer he has avoided for years: where is his father now? A trip to Los Angeles with Janet turns personal fast, then dangerous, as family history opens into a much bigger mystery.
The Question of the Dead Mistress
by EJ Copperman
2018
Samuel dismisses a client's fear that her husband is cheating with a dead woman, because ghosts are impossible. Then the husband is murdered, Janet gets involved, and the case turns into one of the pair's strangest puzzles.
Series background & context
In the Asperger’s Mysteries, the detective work starts with a question, not a corpse. Samuel Hoenig runs a tiny business called Questions Answered out of a strip mall office in New Jersey. Clients come to him with problems that seem odd, personal, or impossible to pin down. Samuel is precise, literal, observant, and far more comfortable with facts than with social guessing. That makes him very good at some kinds of inquiry and very uneasy with others.
He is not alone for long. Janet Washburn, usually called Ms. Washburn by Samuel, becomes his partner in practice if not always in temperament. She is warmer, more flexible, and better at reading people, which matters because most of Samuel's cases turn out to be about messy human motives. Their back-and-forth is the heart of the series. Samuel sees patterns other people miss. Janet knows when the truth is hiding inside tone, timing, or emotion.
People are the hard part.
Each book takes a seemingly narrow question and lets it grow into a full mystery. In The Question of the Missing Head, Samuel is asked who stole a preserved head from a cryonics institute. In later books the questions involve a mysterious husband, a doubtful friendship, an absent father, and even a possible affair with a dead woman. That structure gives the series a nice rhythm. The puzzle always matters, but so does the wording of the question itself, because Samuel takes words seriously and the books do too.
The tone is funny, but not at Samuel's expense. A lot of the humor comes from the gap between his direct way of thinking and the murkier habits of everybody around him. He notices contradictions, routines, and logic failures with unusual speed. At the same time, the series lets him keep growing. His working relationship with Janet deepens. Family issues, especially around his father, become more important. The cases stay self-contained, but there is a quiet personal arc underneath them that rewards reading in order.
Ordinary places make these stories better.
Most of the action happens in offices, shops, neighborhoods, and other everyday settings, which makes the strange questions land even better. When the books do step outside New Jersey, as in The Question of the Absentee Father, the change of scene feels earned because Samuel's routines are part of the tension. If you like mysteries built around logic, voice, and character rather than chase scenes, this series has a lot to offer. It is smart, kind, and consistently interested in how people mean one thing and say another.
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