The historian who doesn't shower

...Defying a culture of clean that has prevailed at least since the 1940s, a contingent of renegades deliberately forgoes daily bathing and other gold standards of personal hygiene, like frequent shampooing and deodorant use.

To the converted, there are many reasons to cleanse less and smell more like yourself. “We don’t need to wash the way we did when we were farmers,” said Katherine Ashenburg, 65, the author of “The Dirt on Clean: An Unsanitized History.” Since the advent of cars and labor-saving machines, she continued, “we have never needed to wash less, and we have never done it more.”

“I’m going to sound like dirty Katherine in this article,” she said, “but it doesn’t matter. I’m still invited to dinner parties.”...