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Robert K Ressler: Amazon KDP author data
As of Nov 6, 2026, Robert K Ressler has 3 books on Amazon, 1 of them on a best-seller list in the last 30 days (best rank #1), mostly in Criminology, Social Sciences, Law Enforcement.
| Median price | $17.77 |
|---|---|
| Price range (middle 50%) | $13.88 – $20.03 |
| Median reviews | 375 |
| Total reviews | 4,337 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $17.77, 86% above the median of their main category, Criminology.
Robert K Ressler's best-ranked books
-
Whoever Fights Monsters: My Twenty Years Tracking Serial Killers for the FBI
by Robert K Ressler
- Price$9.99
- Rating4.5
- Reviews3,843
- Published2015-05
-
Sexual Homicide: Patterns and Motives
by Robert K Ressler
- Price$22.29
- Rating4.5
- Reviews375
- Published1988-03
-
I Have Lived in the Monster: A Report From The Abyss
by Robert K Ressler
- Price$17.77
- Rating4.7
- Reviews119
- Published1997-01
Main categories
FAQ
How many books does Robert K Ressler have on Amazon?
KDPTop tracks 3 of their books; 1 made an Amazon list in the last 30 days.
Which categories does Robert K Ressler publish in?
Their books chart most often in Criminology, Social Sciences, Law Enforcement.
How does Robert K Ressler price their books?
The median price is $17.77; half of the books cost $13.88–$20.03.
Has Robert K Ressler released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.