KDP categories · Top KDP authors
Steven Foster: Amazon KDP author data
As of Nov 6, 2026, Steven Foster has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #2), mostly in Reference, Pharmacology, Pharmacy.
2Books on Amazon
2Listed in 30 days
4.8Average rating
| Median price | $12.01 |
|---|---|
| Price range (middle 50%) | $10 – $14.02 |
| Median reviews | 2,034 |
| Total reviews | 4,069 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $12.01, 24% below the median of their main category, Reference.
Steven Foster's best-ranked books
-
Peterson Field Guide To Medicinal Plants & Herbs Of Eastern & Central N. America: Third Edition―A Field Guide to Discovering Nature's Remedies in Eastern and Central North America
by Steven Foster
- Price$16.03
- Rating4.8
- Reviews3,581
- Published2014-04
-
The Herbal Drugstore: The Best Natural Alternatives to Over-the-Counter and Prescription Medicines
by Steven Foster
- Price$7.99
- Rating4.7
- Reviews488
- Published2002-04
Main categories
FAQ
How many books does Steven Foster have on Amazon?
KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.
Which categories does Steven Foster publish in?
Their books chart most often in Reference, Pharmacology, Pharmacy.
How does Steven Foster price their books?
The median price is $12.01; half of the books cost $10–$14.02.
Has Steven Foster 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.