KDP categories · Top KDP authors
Professor L: Amazon KDP author data
As of Nov 6, 2026, Professor L has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #1), mostly in Drug Guides, Pharmacy, Pharmacology.
| Median price | $14.87 |
|---|---|
| Price range (middle 50%) | $9.92 – $19.77 |
| Median reviews | 54 |
| Total reviews | 216 |
| New listings (30 days, incl. new editions) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $14.87, 35% below the median of their main category, Drug Guides.
Professor L's best-ranked books
-
Top 200 Drugs Memorizing Made Ridiculously Easy: A Quick PTCB Exam Study Guide | REMEMBER the Top 200 Drugs in ONE WEEK
by Professor L
- Price$9.77
- Rating4.6
- Reviews82
-
Pharmacy Calculations Made Ridiculously Easy: A WORKBOOK for MASTERING PHARMACY MATH for the PTCE & ExCPT in LESS THAN A WEEK (PTCB Exam Study Guide)
by Professor L
- Price$9.97
- Rating4.6
- Reviews26
- Published2025-06
-
Pharmacy Calculations Made Ridiculously Easy: A WORKBOOK for MASTERING PHARMACY MATH for the PTCE & ExCPT in LESS THAN A WEEK (PTCB Exam Study Guide)
by Professor L
- Price$19.77
- Rating4.6
- Reviews26
-
Top 200 Drugs Memorizing Made Ridiculously Easy (2024-2025 Edition): A Quick PTCB Exam Study Guide: REMEMBER the Top 200 Drugs in ONE WEEK
by Professor L
- Price$19.77
- Rating4.6
- Reviews82
- Published2024-05
Main categories
FAQ
How many books does Professor L have on Amazon?
KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Professor L publish in?
Their books chart most often in Drug Guides, Pharmacy, Pharmacology.
How does Professor L price their books?
The median price is $14.87; half of the books cost $9.92–$19.77.
Has Professor L 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.