KDP categories · Top KDP authors
C Kotkin: Amazon KDP author data
As of Nov 6, 2026, C Kotkin has 118 books on Amazon, 8 of them on a best-seller list in the last 30 days (best rank #29), mostly in Lung & Respiratory Diseases, Respiratory, Immune Systems.
| Median price | $3.50 |
|---|---|
| Price range (middle 50%) | $3 – $4 |
| Median reviews | 3 |
| Total reviews | 8 |
| New listings (30 days, incl. new editions) | 6 |
| Breakout books (30 days) | 2 |
What stands out
- Only 7% of the catalog charted in the last 30 days; sales rest on a few titles.
- Median price $3.50, 78% below the median of their main category, Lung & Respiratory Diseases.
- 6 new listings in the last 30 days (new editions included), 2 of them broke into a Best Sellers list.
C Kotkin's best-ranked books
-
The Golden 13: How the First Black Officers Broke the Color Line in the United States Navy (The Curious Minds Library)
by C Kotkin
- Price$6
- Reviews-
-
Rafting on the River: Not as Smooth as I Had Expected
by C Kotkin
- Price$1
- Reviews-
- Published2024-07
-
Roller Skating Lessons: Or the dangerousness of stupidity.
by C Kotkin
- Price$1
- Reviews-
-
Elderly Recovery from Viral Pneumonia: What to Expect After Viral Pneumonia Sends an Older Body Home (The Curious Minds Library)
by C Kotkin
- Price$5
- Reviews-
-
The 'Big E': USS Enterprise
by C Kotkin
- Price$1
- Rating3.8
- Reviews4
-
United States Air Force Basic Training: Two version of my experience at Basic.
by C Kotkin
- Price$1
- Rating5.0
- Reviews3
-
The Smorgasbord Inside Our Heads: The Mind's Delicious Buffet- How the Brain Builds Thought, Memory, and Consciousness (The Curious Minds Library)
by C Kotkin
- Price$3.50
- Rating3.0
- Reviews1
-
Scratching That Itch: How Your Body Detects, Decodes, and Demands You Scratch (The Curious Minds Library)
by C Kotkin
- Price$3.50
- Reviews-
-
OPPFATNINGER (Global Reading Collection) (Norwegian Edition)
by C Kotkin
- Price$0
- Reviews-
- Published2025-03
-
PERCEPTIONS (Frisian Edition)
by C Kotkin
- Price$0
- Reviews-
- Published2025-03
Main categories
FAQ
How many books does C Kotkin have on Amazon?
KDPTop tracks 118 of their books; 8 made an Amazon list in the last 30 days.
Which categories does C Kotkin publish in?
Their books chart most often in Lung & Respiratory Diseases, Respiratory, Immune Systems.
How does C Kotkin price their books?
The median price is $3.50; half of the books cost $3–$4.
Has C Kotkin released new books recently?
6 new books in the last 30 days, 2 of which reached a Best Sellers list.
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.