Karl Marx's Communist Manifesto is the most frequently taught text in U.S. colleges.
This depressing bit of information comes courtesy of Open Syllabus, a project that tracks books and assignments in over one million course syllabi. The project uses an algorithm to mine data from public sites and analyzes what it finds.
Though the organization admits it is continually working out all of the kinks in their program, the current data over at least the last ten years puts Marx's work at the top of the list by a long shot compared to other works.
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