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Robert J. Spitzer: Amazon KDP author data

As of Nov 6, 2026, Robert J. Spitzer has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #19), mostly in Gun & Firearm Policy, National, Political Science.

2Books on Amazon
2Listed in 30 days
-Average rating
Median price$33.39
Price range (middle 50%)$31.69 – $35.09
Median reviews-
Total reviews0
New books (30 days)1
Breakout books (30 days)1

View on Amazon

What stands out

  • Median price $33.39, 157% above the median of their main category, Gun & Firearm Policy.

Robert J. Spitzer's best-ranked books

  1. The Politics of Gun Control book cover by Robert J. Spitzer

    The Politics of Gun Control

    by Robert J. Spitzer

    • Price$36.79
    • Reviews-

    View on Amazon · Full data on KDPTop

  2. Gun Law History: How Three-Hundred Years of Weapons Laws Built the Nation book cover by Robert J. Spitzer

    Gun Law History: How Three-Hundred Years of Weapons Laws Built the Nation

    by Robert J. Spitzer

    • Price$29.99
    • Reviews-

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Robert J. Spitzer have on Amazon?

KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.

Which categories does Robert J. Spitzer publish in?

Their books chart most often in Gun & Firearm Policy, National, Political Science.

How does Robert J. Spitzer price their books?

The median price is $33.39; half of the books cost $31.69–$35.09.

Has Robert J. Spitzer released new books recently?

1 new book in the last 30 days, 1 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.