For much of Americanhistory, people were educated in a wide range of (often highlyeccentric) settings. !is was generally perceived as a problem, andefforts at standardization kicked in, reaching their peak in the1960s. Since then we have seen increasing fragmentation, withordinary public schools, charter schools, magnet schools, variouskinds of private schools, homeschooling, unschooling—but all ofthese work on the same platforms;