John Holt started his newsletter in 1977, “about ways in which people, young or old, can learn and do things, acquire skills, and find interesting and useful work, without having to go through the process of schooling.” I read an issue every day, tweeting out my favorite bit. A remarkable countercultural document of parents trying to figure out how to help their children learn from home at a time when homeschooling was, in many states, illegal. (Read my blog post about it.)