Not too easy. Not too difficult.
Professor Shearer is a very cool guy. He is very passionate about music and it makes the learning process so much better.
I learned a very detailed timeline about the progression of jazz. From the time, it started through every tempo change and every new and old musician that helped it along the way.
Hours per week:
Advice for students:
The book helps a lot but his lectures make it easier to prepare for tests. I would recommend flashcards of the specific points and people he mentions from the book.