Carl Mintern

Reddit moderator of r/bjj, known as SelfSufficientHub. Experienced builder who started jiu-jitsu at 45 and shares his knowledge on the sport and sustainability.

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Jun 15, 2025 • 58min

#138: Carl Mintern aka SelfSufficientHub: Moderating r/BJJ, Tips for Starting Jiu Jitsu, Teaching, Eco, and More

Carl Mintern, known as SelfSufficientHub on Reddit, shares his journey from construction to Brazilian Jiu-Jitsu after starting at 45. He discusses his role as a moderator of r/bjj and highlights common trends in the community. Carl offers valuable tips for older beginners, stressing the balance of strength and technique. The conversation also touches on sustainable living, ecological training, and the importance of effective communication in teaching. Plus, he shares insights on using the Sherpa journaling app for athletes!

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