Mr. MMM himself had an interview with Motley Fool. It seems like a pretty good primer on FIRE for those outside the loop, might be a good one to share with friends/family.
Here's How to Retire Far Earlier (Even If Another Downturn Strikes)In an exclusive interview, Pete Adeney (a.k.a. Mr. Money Mustache) breaks down how you can slash your expenses and save far more money while still enjoying life.https://www.fool.com/investing/2020/06/20/heres-how-to-retire-far-earlier-even-if-another-do.aspx