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John Campbell: Amazon KDP author data
As of Nov 6, 2026, John Campbell has 13 books on Amazon, 12 of them on a best-seller list in the last 30 days (best rank #15), mostly in Teams, Leadership, Home Schooling.
| Median price | $42.49 |
|---|---|
| Price range (middle 50%) | $17.49 – $66.48 |
| Median reviews | 30 |
| Total reviews | 224 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 1 |
What stands out
- 92% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $42.49, 227% above the median of their main category, Teams.
- 4 new books in the last 30 days, 1 of them broke into a Best Sellers list.
John Campbell's best-ranked books
-
The Creative Gardener: Inspiring People, Remarkable Gardens
by John Campbell
- Price$34.02
- Rating4.4
- Reviews4
- Published2026-09
-
Complete Casting Handbook: Metal Casting Processes, Metallurgy, Techniques and Design
by John Campbell
- Price$150
- Rating4.7
- Reviews42
-
Castings Practice: The Ten Rules of Castings
by John Campbell
- Price$70.71
- Rating4.6
- Reviews7
-
AI for Everyday Life: 12 Ways to Make Your Life Easier Without Being a Computer Expert (Got a Smartphone?)
by John Campbell
- Price$4.99
- Reviews-
-
Understanding Pharma : The Professional’s Guide to How Pharmaceutical and Biotechnology Companies Really Work
by John Campbell
- Price$49.99
- Rating5.0
- Reviews3
-
Complete Casting Handbook: Metal Casting Processes, Metallurgy, Techniques and Design
by John Campbell
- Price$120
- Rating4.7
- Reviews42
-
Anthony Bourdain: A Biography
by John Campbell
- Price$2.99
- Rating4.1
- Reviews112
-
The Detroit Public Library: An American Classic (Painted Turtle Press)
by John Campbell
- Price$36.99
- Rating4.9
- Reviews21
- Published2017-05
-
The Black Book of Quantum Chromodynamics -- A Primer for the LHC Era
by John Campbell
- Price$0
- Rating4.4
- Reviews18
- Published2018-01
-
The Underrated Superpowers of Business: Giving Trust, Listening, Humility, Empathy, Calmness, and Kindness
by John Campbell
- Price$0
- Reviews-
- Published2026-05
Main categories
FAQ
How many books does John Campbell have on Amazon?
KDPTop tracks 13 of their books; 12 made an Amazon list in the last 30 days.
Which categories does John Campbell publish in?
Their books chart most often in Teams, Leadership, Home Schooling.
How does John Campbell price their books?
The median price is $42.49; half of the books cost $17.49–$66.48.
Has John Campbell released new books recently?
4 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.