CNA Staff, Oct 11, 2025 / 06:00 am

Five years ago, Jonathan Kuplack was speaking with a friend about the need for men to have communities where they can be open with one another, challenge each other, and be inspired to become the men God intended them to be.

The conversation led Kuplack to launch a Catholic nonprofit called “ Sebaste ” — which comes from the story of the 40 Martyrs of Sebaste — that challenges men to become saints through intensive summer programs, adventure, brotherhood, physical challenge, and prayer.

Kuplack lives this mission by example. From Sept. 26–28, the 37-year-old participated in “The Mammoth” — a 214-mile race through the Eastern Sierras in California — with the hope to inspire other men across the country.

As an avid endurance runner, Kuplack told CNA t

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