KDP categories · Top KDP authors
W David Yates: Amazon KDP author data
As of Nov 6, 2026, W David Yates has 7 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #1), mostly in Health & Safety, Safety & Health, Ergonomics.
| Median price | $90 |
|---|---|
| Price range (middle 50%) | $53.26 – $170 |
| Median reviews | 50 |
| Total reviews | 996 |
| New listings (30 days, incl. new editions) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $90, 165% above the median of their main category, Health & Safety.
W David Yates's best-ranked books
-
Safety Professional's Reference and Study Guide, Fourth Edition
by W David Yates
- Price$53.26
- Rating4.4
- Reviews50
- Published2026-06
-
Safety Professional's Reference and Study Guide, Third Edition
by W David Yates
- Price$76
- Rating4.6
- Reviews229
- Published2020-04
-
Safety Professional's Reference and Study Guide, Fourth Edition
by W David Yates
- Price$50.60
- Rating4.4
- Reviews50
-
Safety Professional's Reference and Study Guide
by W David Yates
- Price$252
- Rating4.7
- Reviews308
- Published2017-08
-
Safety Professional's Reference and Study Guide
by W David Yates
- Price$170
- Rating4.7
- Reviews308
- Published2015-02
-
Safety Professional's Reference and Study Guide, Fourth Edition
by W David Yates
- Price-
- Rating4.4
- Reviews50
- Published2025-03
-
Handbook of Mine Safety: Compliance, Strategies, and Examples (Human Factors in Mining)
by W David Yates
- Price-
- Rating5.0
- Reviews1
- Published2025-10
Main categories
FAQ
How many books does W David Yates have on Amazon?
KDPTop tracks 7 of their books; 3 made an Amazon list in the last 30 days.
Which categories does W David Yates publish in?
Their books chart most often in Health & Safety, Safety & Health, Ergonomics.
How does W David Yates price their books?
The median price is $90; half of the books cost $53.26–$170.
Has W David Yates 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.