Lessons gleaned from MaryJane Butters’ diverse pioneering background, from carpenter to dairy owner to former wilderness ranger turned organic farmer, led her eventually to stewardship of the 4-story, historic Barron Flour Mill. It was only natural that her years spent living on remote Forest Service fire-watch towers with only a living, breathing sourdough “mother” for companionship would lead her to write a pioneering wild-yeast bread book.