(Musicians Institute Press). Creative, unconventional, complex, and experimental progressive rock represents the pinnacle of musicianship in the rock world, and now with this exceptional book and CD pack, you can explore and study many of the concepts and techniques behind progressive rock bass playing. Learn the methods of prog heroes like Geddy Lee, Chris Squire, Tony Levin, Greg Lake, and more. Over 65 tracks for demonstration and play-along are included on the accompanying CD