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Helen Pilcher: Amazon KDP author data
As of Nov 6, 2026, Helen Pilcher has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #3), mostly in Administration & Policy, Social Psychology & Interactions, Public Health.
| Median price | $22.13 |
|---|---|
| Price range (middle 50%) | $16.95 – $22.71 |
| Median reviews | 35 |
| Total reviews | 424 |
| New listings (30 days, incl. new editions) | 2 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $22.13, 122% above the median of their main category, Administration & Policy.
Helen Pilcher's best-ranked books
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Visual Learning: Biology: An illustrated guide for all ages (Barron's Visual Learning)
by Helen Pilcher
- Price$11.77
- Rating4.6
- Reviews319
-
This Book May Cause Side Effects: The Curious and Dangerous Power of the Nocebo Effect, Placebo’s Evil Twin
by Helen Pilcher
- Price$23.30
- Rating4.7
- Reviews35
-
This Book May Cause Side Effects: Why Our Minds Are Making Us Sick
by Helen Pilcher
- Price-
- Rating4.7
- Reviews35
-
This Book May Cause Side Effects: The Curious and Dangerous Power of the Nocebo Effect, Placebo's Evil Twin
by Helen Pilcher
- Price$22.13
- Rating4.7
- Reviews35
- Published2026-08
Main categories
FAQ
How many books does Helen Pilcher have on Amazon?
KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Helen Pilcher publish in?
Their books chart most often in Administration & Policy, Social Psychology & Interactions, Public Health.
How does Helen Pilcher price their books?
The median price is $22.13; half of the books cost $16.95–$22.71.
Has Helen Pilcher released new books recently?
2 new books in the last 30 days, 2 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.