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Paul J. Ruditis: Amazon KDP author data

As of Nov 6, 2026, Paul J. Ruditis has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #7), mostly in Encyclopedias, Reference, Science Fiction & Fantasy.

4Books on Amazon
4Listed in 30 days
4.7Average rating
Median price$17.36
Price range (middle 50%)$14.63 – $20.98
Median reviews449
Total reviews1,741
New books (30 days)0
Breakout books (30 days)0

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What stands out

  • Median price $17.36, 18% below the median of their main category, Encyclopedias.

Paul J. Ruditis's best-ranked books

  1. The Star Trek Book New Edition book cover by Paul J. Ruditis

    The Star Trek Book New Edition

    by Paul J. Ruditis

    • Price$10.99
    • Rating4.8
    • Reviews623

    View on Amazon · Full data on KDPTop

  2. The Star Trek Book New Edition book cover by Paul J. Ruditis

    The Star Trek Book New Edition

    by Paul J. Ruditis

    • Price$18.87
    • Rating4.8
    • Reviews623
    • Published2021-08

    View on Amazon · Full data on KDPTop

  3. The Star Trek Book: Strange New Worlds Boldly Explained (Big Ideas Simply Explained) book cover by Paul J. Ruditis

    The Star Trek Book: Strange New Worlds Boldly Explained (Big Ideas Simply Explained)

    by Paul J. Ruditis

    • Price$15.85
    • Rating4.7
    • Reviews220

    View on Amazon · Full data on KDPTop

  4. Star Trek: The Visual Dictionary: The Ultimate Guide to Characters, Aliens, and Technology book cover by Paul J. Ruditis

    Star Trek: The Visual Dictionary: The Ultimate Guide to Characters, Aliens, and Technology

    by Paul J. Ruditis

    • Price$27.33
    • Rating4.5
    • Reviews275

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Paul J. Ruditis have on Amazon?

KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.

Which categories does Paul J. Ruditis publish in?

Their books chart most often in Encyclopedias, Reference, Science Fiction & Fantasy.

How does Paul J. Ruditis price their books?

The median price is $17.36; half of the books cost $14.63–$20.98.

Has Paul J. Ruditis 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.