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Hallie Ephron: Amazon KDP author data
As of Nov 6, 2026, Hallie Ephron has 5 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #11), mostly in Mystery, Mystery & Detective, Business Aspects.
| Median price | $12.34 |
|---|---|
| Price range (middle 50%) | $9.71 – $14.47 |
| Median reviews | 212 |
| Total reviews | 3,407 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 60% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $12.34, 16% below the median of their main category, Mystery.
Hallie Ephron's best-ranked books
-
Writing and Selling Your Mystery Novel Revised and Expanded Edition: The Complete Guide to Mystery, Suspense, and Crime
by Hallie Ephron
- Price$15.93
- Rating4.6
- Reviews212
-
Writing and Selling Your Mystery Novel Revised and Expanded Edition: The Complete Guide to Mystery, Suspense, and Crime
by Hallie Ephron
- Price$13.99
- Rating4.6
- Reviews212
-
There Was an Old Woman: A Gripping Domestic Suspense Thriller About Elderly Secrets and Deception
by Hallie Ephron
- Price$10.69
- Rating4.0
- Reviews2,232
- Published2013-12
-
Never Tell a Lie: A Novel of Suspense – A Hitchcockian Psychological Thriller About a Yard Sale Gone Wrong
by Hallie Ephron
- Price$6.78
- Rating3.8
- Reviews708
-
The Best Mystery & Thriller Books: An Expertly Curated Sampler by Laura Lippman
by Hallie Ephron
- Price$0
- Rating3.6
- Reviews43
- Published2012-12
Main categories
FAQ
How many books does Hallie Ephron have on Amazon?
KDPTop tracks 5 of their books; 3 made an Amazon list in the last 30 days.
Which categories does Hallie Ephron publish in?
Their books chart most often in Mystery, Mystery & Detective, Business Aspects.
How does Hallie Ephron price their books?
The median price is $12.34; half of the books cost $9.71–$14.47.
Has Hallie Ephron 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.