My sister wrote an entertaining, but somewhat one-sided piece about the Amish. They are a religious group in the US and Canada who follow rather strict rules, mostly having to do with deliberately slowing down progress and reducing their reliance on modern society.
Here is a good article that sheds light on some important points, though it's in Bourgeois
https://www.kk.org/thetechnium/archives/2009/02/amish_hackers_a.php