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Rob Gray: Amazon KDP author data
As of Nov 6, 2026, Rob Gray has 13 books on Amazon, 13 of them on a best-seller list in the last 30 days (best rank #8), mostly in Baseball, Basketball, Football (American).
| Median price | $16.99 |
|---|---|
| Price range (middle 50%) | $9.99 – $21.99 |
| Median reviews | 21 |
| Total reviews | 1,298 |
| 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.
Rob Gray's best-ranked books
-
Learning To Be an “Ecological” Coach: Developing Attuned & Adaptable Coaching Skills
by Rob Gray
- Price$9.99
- Rating4.7
- Reviews84
-
Learning to Be an “Ecological” Coach: Developing Attuned & Adaptable Coaching Skills
by Rob Gray
- Price$17.99
- Rating4.7
- Reviews84
-
A Constraints-Led Approach to Baseball Coaching (Routledge Studies in Constraints-Based Methodologies in Sport)
by Rob Gray
- Price$28.40
- Rating4.7
- Reviews21
-
Learning To Be an “Ecological” Coach: Developing Attuned & Adaptable Coaching Skills
by Rob Gray
- Price$19.99
- Rating4.8
- Reviews83
-
How We Learn to Move: A Revolution in the Way We Coach & Practice Sports Skills
by Rob Gray
- Price$9.99
- Rating4.6
- Reviews462
-
The Advanced Ecological Approach to Skill Development: Get More Out of the Constraints-Led Approach (CLA) to Coaching
by Rob Gray
- Price$24.99
- Rating4.9
- Reviews17
-
Emergent Cognition: Rethinking the Role of Thinking & Memory in Sports and the Neuroscience of Skill
by Rob Gray
- Price$21.99
- Rating4.4
- Reviews12
- Published2026-07
-
Emergent Cognition: Rethinking the Role of Thinking & Memory in Sports and the Neuroscience of Skill
by Rob Gray
- Price$9.99
- Rating4.4
- Reviews12
-
A Constraints-Led Approach to Baseball Coaching (Routledge Studies in Constraints-Based Methodologies in Sport)
by Rob Gray
- Price$29.90
- Rating4.7
- Reviews21
-
The Advanced Ecological Approach to Skill Development: Get More Out of the Constraints-Led Approach (CLA) to Coaching
by Rob Gray
- Price$15.93
- Rating4.9
- Reviews17
Main categories
FAQ
How many books does Rob Gray have on Amazon?
KDPTop tracks 13 of their books; 13 made an Amazon list in the last 30 days.
Which categories does Rob Gray publish in?
Their books chart most often in Baseball, Basketball, Football (American).
How does Rob Gray price their books?
The median price is $16.99; half of the books cost $9.99–$21.99.
Has Rob Gray 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.