Progressive education is one of the most enduring educational reform movements in this country, with a lifespan of over one hundred years. Although as noted earlier, it waxes and wanes in popularity, many of its practices now appear so regularly in both private and public schools as to have become almost mainstream. But from the schools that were the pioneers, what useful lessons can we learn? The histories of the early progressive schools profiled in Part 1 illustrate what happened to some of the progressive schools founded in the first part of the twentieth century. But even now, they serve as important reminders for educators concerned with the competing issues of stability and change in schools with particular progressive philosophies—r...