This is one of my favorite companies, and I have listened to a number of their courses in my car.
The article analyzes the popularity of these courses and notes their more traditional approach, as opposed to the politically-correct, identity-group focus of contemporary on-campus university courses:
The canon of great literature, philosophy, and art is thriving—in the marketplace, if not on college campuses. For the last 20 years, a company called the Great Courses has been selling recorded lectures in the humanities and sciences to an adult audience eager to brush up its Shakespeare and its quantum mechanics. The company produces only what its market research shows that customers want. And that, it turns out, is a curriculum in the monuments of human thought, taught without the politically correct superiority and self-indulgent theory common in today’s colleges...Continued