Harvey P Newquist - published author and former editor Guitar Player Magazine USA

Peter Koppes has taken one of the most difficult strategies in the guitar universe—understanding how to actually use scales in your playing—and come up with a brilliantly new and unique approach to mastering them. For anyone just starting out, or for those players who scratched their heads and gave up, Peter’s system will put your mind at ease and put you on the right track from the very first lesson.