Sebaste

The Latest

Jonathan Kuplack takes part in “The Mammoth,” a 214-mile race through the Eastern Sierras in California that he ran with the hope to inspire other men across the country.

Catholic ultra-endurance runner inspires men to strive for holiness

Oct 11, 2025

By Francesca Pollio Fenton

Jonathan Kuplack founded “Sebaste,” a ministry that challenges men to become saints through adventure, brotherhood, physical challenge, and prayer. Read more