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Liam Hayes: Amazon KDP author data
As of Nov 6, 2026, Liam Hayes has 9 books on Amazon, 9 of them on a best-seller list in the last 30 days (best rank #2), mostly in Materials Science, Microprocessors & System Design, Electronic Materials.
| Median price | $5.99 |
|---|---|
| Price range (middle 50%) | $4.99 – $12.99 |
| Median reviews | 1 |
| Total reviews | 1 |
| New listings (30 days, incl. new editions) | 8 |
| Breakout books (30 days) | 5 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $5.99, 86% below the median of their main category, Materials Science.
- 8 new listings in the last 30 days (new editions included), 5 of them broke into a Best Sellers list.
Liam Hayes's best-ranked books
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GEOTHERMAL ENERGY SYSTEMS: Subsurface heat extraction reservoir management and power generation
by Liam Hayes
- Price$4.99
- Reviews-
-
Power On Your Machine: The Absolute Beginner’s Guide to Building Your Own Custom PC
by Liam Hayes
- Price$2.99
- Rating5.0
- Reviews1
-
SEMICONDUCTOR FABRICATION TECHNOLOGIES: Wafer processing microchip manufacturing and device reliability
by Liam Hayes
- Price$4.99
- Reviews-
- Published2026-09
-
MICROELECTRONICS TECHNOLOGIES: Integrated circuit fabrication electronic packaging and device performance
by Liam Hayes
- Price$5.99
- Reviews-
-
MARINE TRANSPORT SYSTEMS: Ship design propulsion technologies and offshore operations
by Liam Hayes
- Price$13.99
- Reviews-
-
NUCLEAR POWER TECHNOLOGIES: Reactor systems radiation safety and electricity generation
by Liam Hayes
- Price$6.99
- Reviews-
-
RAILWAY TRANSPORT TECHNOLOGIES: Track systems signaling infrastructure and operational efficiency
by Liam Hayes
- Price$12.99
- Reviews-
-
NUCLEAR POWER TECHNOLOGIES: Reactor systems radiation safety and electricity generation
by Liam Hayes
- Price$12.99
- Reviews-
-
CHEMICAL ENGINEERING FOR PROCESS INDUSTRIES: Reaction engineering separation processes and production optimization
by Liam Hayes
- Price$5.99
- Reviews-
Main categories
FAQ
How many books does Liam Hayes have on Amazon?
KDPTop tracks 9 of their books; 9 made an Amazon list in the last 30 days.
Which categories does Liam Hayes publish in?
Their books chart most often in Materials Science, Microprocessors & System Design, Electronic Materials.
How does Liam Hayes price their books?
The median price is $5.99; half of the books cost $4.99–$12.99.
Has Liam Hayes released new books recently?
8 new books in the last 30 days, 5 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.