KDP categories · Top KDP authors
Jill S. Gehrig: Amazon KDP author data
As of Nov 6, 2026, Jill S. Gehrig has 12 books on Amazon, 12 of them on a best-seller list in the last 30 days (best rank #1), mostly in Dental Hygiene, Dental Assisting, Dentistry.
| Median price | $65.36 |
|---|---|
| Price range (middle 50%) | $58.71 – $83.08 |
| Median reviews | 128 |
| Total reviews | 2,073 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
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 $65.36, 35% above the median of their main category, Dental Hygiene.
Jill S. Gehrig's best-ranked books
-
Foundations of Periodontics for the Dental Hygienist
by Jill S. Gehrig
- Price$66.03
- Rating4.6
- Reviews71
- Published2023-08
-
Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation
by Jill S. Gehrig
- Price$60.09
- Rating4.8
- Reviews57
- Published2025-04
-
Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation, Enhanced
by Jill S. Gehrig
- Price$68.95
- Rating4.6
- Reviews316
-
Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation
by Jill S. Gehrig
- Price$58.43
- Rating4.8
- Reviews57
-
Patient Assessment Tutorials: A Step-By-Step Guide for the Dental Hygienist: A Step-By-Step Guide for the Dental Hygienist
by Jill S. Gehrig
- Price$67.55
- Rating4.8
- Reviews99
- Published2020-06
-
Fundamentals of Periodontal Instrumentation and Advanced Root Instrumentation, Enhanced
by Jill S. Gehrig
- Price$109
- Rating4.6
- Reviews316
-
Foundations of Periodontics for the Dental Hygienist, Enhanced: .
by Jill S. Gehrig
- Price$39.51
- Rating4.8
- Reviews354
- Published2020-04
-
FUND OF PERIODONTAL INSTRUMENTATION & ADV ROOT INSTRUM 8E: .
by Jill S. Gehrig
- Price$103
- Rating4.6
- Reviews316
- Published2016-05
-
Foundations of Periodontics for the Dental Hygienist
by Jill S. Gehrig
- Price$62.73
- Rating4.6
- Reviews71
-
Patient Assessment Tutorials: A Step-By-Step Guide for the Dental Hygienist
by Jill S. Gehrig
- Price$65.36
- Rating4.8
- Reviews99
Main categories
FAQ
How many books does Jill S. Gehrig have on Amazon?
KDPTop tracks 12 of their books; 12 made an Amazon list in the last 30 days.
Which categories does Jill S. Gehrig publish in?
Their books chart most often in Dental Hygiene, Dental Assisting, Dentistry.
How does Jill S. Gehrig price their books?
The median price is $65.36; half of the books cost $58.71–$83.08.
Has Jill S. Gehrig 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.