KDP categories · Top KDP authors
Mark A. Johnson: Amazon KDP author data
As of Nov 6, 2026, Mark A. Johnson has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #1), mostly in Personal Finance, Retirement Planning, Software.
| Median price | $11.99 |
|---|---|
| Price range (middle 50%) | $10.49 – $13.49 |
| Median reviews | 115 |
| Total reviews | 230 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $11.99, 45% below the median of their main category, Personal Finance.
Mark A. Johnson's best-ranked books
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Invest Smarter with AI: A Practical Guide to Long-Term Investing, Financial Planning, and Building Wealth
by Mark A. Johnson
- Price$8.99
- Rating4.6
- Reviews115
- Published2026-02
-
Invest Smarter with AI: A Practical Guide to Long-Term Investing, Financial Planning, and Building Wealth
by Mark A. Johnson
- Price$14.99
- Rating4.6
- Reviews115
Main categories
FAQ
How many books does Mark A. Johnson have on Amazon?
KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.
Which categories does Mark A. Johnson publish in?
Their books chart most often in Personal Finance, Retirement Planning, Software.
How does Mark A. Johnson price their books?
The median price is $11.99; half of the books cost $10.49–$13.49.
Has Mark A. Johnson 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.