Play Blues Guitar: Getting Started is a complete DVD and book package designed for beginning guitarists who'd like to learn the blues. Instructors Jeff Bihlman and Scott A. Smith teach everything you need to groove your way through a 12-bar blues. You'll learn how to play the 12-bar blues in different keys, the dominant 7th chord and variations to make your playing more interesting, diads" and how they can make you a better rhythm guitarist, and the difference between eighth-note and shuffle rhythms. You'll also learn proper playing technique and practical music theory, like mapping a major scale, numbering intervals and construction chords."