In this article he is suggesting that colleges and grade schools are teaching our kids to be communists. This is not serious thinking.
Nearly every single college has a policy in place that prevents profs from proselytizing (unsure of spelling). They are allowed academic freedom as long as it sticks to the syllabus. I can guess the response to this, so let me just say that whatever transformation taking place in this country is happening because it is a natural occurence.
Civilizations evovle, time stands still for no man (including those who want to maintain a Norman Rockwell vision of the USA).
If I were Mr. Sowell I would worry about 1 book, the ONLY book worth building a country around, you know the one...