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Thomas Cowan: Amazon KDP author data
As of Nov 6, 2026, Thomas Cowan has 6 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #7), mostly in Cardiology, Vaccinations, Immunology.
| Median price | $15.50 |
|---|---|
| Price range (middle 50%) | $13 – $16.94 |
| Median reviews | 707 |
| Total reviews | 4,170 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $15.50, 57% below the median of their main category, Cardiology.
Thomas Cowan's best-ranked books
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Cancer and the New Biology of Water: Why the War on Cancer Has Failed and What That Means for More Effective Prevention and Treatment
by Thomas Cowan
- Price$16.02
- Rating4.7
- Reviews439
-
Human Heart, Cosmic Heart: A Doctor's Quest to Understand, Treat, and Prevent Cardiovascular Disease
by Thomas Cowan
- Price$17.25
- Rating4.6
- Reviews707
-
Human Heart, Cosmic Heart: A Doctor's Quest to Understand, Treat, and Prevent Cardiovascular Disease
by Thomas Cowan
- Price$14.99
- Rating4.6
- Reviews707
-
Human Heart, Cosmic Heart: A Doctor's Quest to Understand, Treat, and Prevent Cardiovascular Disease
by Thomas Cowan
- Price$11.99
- Rating4.6
- Reviews707
-
Vaccines, Autoimmunity, and the Changing Nature of Childhood Illness
by Thomas Cowan
- Price$12.33
- Rating4.8
- Reviews805
-
Vaccines, Autoimmunity, and the Changing Nature of Childhood Illness
by Thomas Cowan
- Price$24.95
- Rating4.8
- Reviews805
Main categories
FAQ
How many books does Thomas Cowan have on Amazon?
KDPTop tracks 6 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Thomas Cowan publish in?
Their books chart most often in Cardiology, Vaccinations, Immunology.
How does Thomas Cowan price their books?
The median price is $15.50; half of the books cost $13–$16.94.
Has Thomas Cowan 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.