Author

John Kalkowski

1 book in the catalog

John Kalkowski has 1 book in our catalog of Christian parent reviews, mostly thriller, action and espionage. The earliest title we've reviewed was first published in 2010.

Recommended for readers roughly ages 16–18, based on our reviewers' age guidance.

Recurring virtues across John Kalkowski's work include courage. Parents most often flag violence — see each review below for specifics.

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