Bill “One Gallon” Nedderman is the the first person ever to complete North America’s big three hiking trails (the PCT, Appalachian Trail, and Continental Divide Trail) four times each.
He’s hiked 50,000 miles. Paddled 44,000 miles. Cycled 64,000 miles.
Camped more than 6,000 nights.
He doesn’t post anything online nor does he keep a hard copy journal.
Read an interview on Adventure Journal.
besthike.com 
I think I met up with him in big sur during in the nineties
I was on my Harley doing minimum campers or as I call it stealth camping in big sur I learned a ton a information and I half hour conversation I had with bill