Absolutely a landmark text! Author Mike Christiansen spent countless hours researching the scale forms used in all major musical idioms and also those found in other non-Western musical cultures. In addition to a myriad of scale forms (both conventional and rare) for major, minor, pentatonic, and blues, in-depth sections are contained on modes symmetrical altered scales, exotic scales and Japanese scales. Among the scale forms presented are Byzantine, Persian, East Indian Purvi, enigmatic, eight-tone Spanish, Prometheus, Gagaku, Zokugaku, In Sen Pou, Arabian and Balinese!! Scales are shown in notation, tablature, and diagram form. Also, rules are given for each scale showing construction and appropriate usage in relation to chordal structure and harmony.Companion DVD included featuring Mike and Corey Christiansen demonstrating improvisational applications of each scale.