KDP categories · Top KDP authors
Knowledge Capital (Human Resources, Books): Amazon KDP category data
Amazon Books Best Sellers data for Knowledge Capital (Human Resources, Books), updated Nov 2, 2026: median price $18.00, median 30 reviews, average rating 4.7 and a KDPTop opportunity score of 37/100 (highly competitive).
| Price range (middle 50%) | $14.95 – $20.69 |
|---|---|
| Average rating | 4.7 |
| New releases (90 days) | 25% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 3% of the parent category Human Resources (1,137), one of the easier corners under it.
- 25% of its best sellers came out in the last 90 days, more than in 94% of Books categories: readers here keep buying new titles.
Top 10 Knowledge Capital best sellers
-
The Infinity Machine: Demis Hassabis, DeepMind, and the Quest for Superintelligence
- List rank#1
- Price$21.45
- Rating4.7
- Reviews1,478
-
The Power Law: Venture Capital and the Making of the New Future
- List rank#2
- Price$19.59
- Rating4.7
- Reviews1,055
-
The Science of Getting Rich
by Wallace D. Wattles
- List rank#3
- Price$10.39
- Rating4.7
- Reviews967
-
The Cold Start Problem: How to Start and Scale Network Effects
by Andrew Chen
- List rank#4
- Price$22.79
- Rating4.5
- Reviews1,475
-
How Leaders Can Inspire Accountability: Three Habits That Make or Break Leaders and Elevate Organizational Performance
by Michael Timms
- List rank#5
- Price$19.95
- Rating4.6
- Reviews213
-
Free to Choose: A Personal Statement
- List rank#6
- Price$11.48
- Rating4.7
- Reviews1,868
-
Story Business: Why Stories Rule the World and How They Can Reinvent Your Business
by Gavin McMahon
- List rank#7
- Price$1.99
- Rating5.0
- Reviews70
-
Tu mente vale más que un millón: Cómo construir una mentalidad capaz de generar riqueza, prosperar y crecer más allá de tus circunstancias (Spanish Edition)
by Marco Valdés
- List rank#8
- Price$19.99
- Rating4.7
- Reviews104
-
Brinkmanship: People Strategies and Skills for the Age of AI
by Dr. Henna A. Karna
- List rank#9
- Price$29.95
- Reviews-
-
There's Got to Be a Better Way: How to Deliver Results and Get Rid of the Stuff That Gets in the Way of Real Work
by Nelson P. Repenning
- List rank#10
- Price$18.96
- Rating4.8
- Reviews115
FAQ
Is Knowledge Capital a good niche for Amazon KDP?
Its KDPTop opportunity score is 37/100, which makes it highly competitive. The median best seller has 30 reviews and sells for $18.00.
How many reviews do you need to rank in Knowledge Capital?
The median best seller has 30 reviews, and 64% of them have fewer than 100.
What do Knowledge Capital best sellers cost?
The median price is $18.00; half of the best sellers are priced between $14.95 and $20.69.
Can new books break into Knowledge Capital?
25% of the current best sellers were released in the last 90 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.