KDP categories · Top KDP authors
Héctor J. Martín: Amazon KDP author data
As of Nov 6, 2026, Héctor J. Martín has 19 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #4), mostly in Sports Science, Coaching, Miscellaneous.
| Median price | $16.99 |
|---|---|
| Price range (middle 50%) | $5.99 – $16.99 |
| Median reviews | 2 |
| Total reviews | 9 |
| New listings (30 days, incl. new editions) | 5 |
| Breakout books (30 days) | 1 |
What stands out
- 5 new listings in the last 30 days (new editions included), 1 of them broke into a Best Sellers list.
Héctor J. Martín's best-ranked books
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Sports Analytics for Beginners: A Simple Guide to Understanding Data, Metrics, and AI in Sports
by Héctor J. Martín
- Price$5.99
- Rating5.0
- Reviews2
-
Hockey Analytics for Beginners: Understand Data, Metrics, and AI in Hockey
by Héctor J. Martín
- Price$16.99
- Reviews-
- Published2026-09
-
Sports Analytics for Beginners: A Simple Guide to Understanding Data, Metrics, and AI in Sports
by Héctor J. Martín
- Price$16.99
- Rating5.0
- Reviews2
-
The Smarter Language Learner: How to Learn Any Language Faster Using Research, Better Habits, and AI — Without Wasting Months on the Wrong Methods
by Héctor J. Martín
- Price$4.99
- Rating4.0
- Reviews4
-
Claude AI for Small Business: Simple Workflows to Save Time, Improve Marketing, and Streamline Customer Service
by Héctor J. Martín
- Price$5.99
- Rating5.0
- Reviews1
-
The Smarter Senior Language Learner: Master Spanish Using Memory-Friendly Methods Without Apps. A Large-Print, Paper-Based Guide for Adults 60+
by Héctor J. Martín
- Price$4.99
- Reviews-
-
Golf Analytics for Beginners: Understand Data, Metrics, and AI in Golf
by Héctor J. Martín
- Price$16.99
- Reviews-
-
Mind Traps. Cognitive Biases and Decision Making: 15 Stories About How Your Mind Tricks You and How to Think Clearly (Thinking Better Book 2)
by Héctor J. Martín
- Price$4.99
- Reviews-
-
Soccer Analytics for Beginners: Understand Data, Metrics, and AI in Soccer
by Héctor J. Martín
- Price$16.99
- Reviews-
-
Motorsports Analytics for Beginners: Understand Data, Metrics, and AI in Motorsports
by Héctor J. Martín
- Price$16.99
- Reviews-
Main categories
FAQ
How many books does Héctor J. Martín have on Amazon?
KDPTop tracks 19 of their books; 7 made an Amazon list in the last 30 days.
Which categories does Héctor J. Martín publish in?
Their books chart most often in Sports Science, Coaching, Miscellaneous.
How does Héctor J. Martín price their books?
The median price is $16.99; half of the books cost $5.99–$16.99.
Has Héctor J. Martín released new books recently?
5 new books in the last 30 days, 1 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.