This book covers everything concerning left hand voicings and chord theory. As well as an introduction covering such aspects as Performance Area, Circle of Fifths, II-V-I progression, Enharmonic Spelling etc. it contains in-depth chapters on, Triads, Diminished Chords, Sixth Chords, Seventh Chords, Ninth Chords, Thirteenth Chords and Eleventh Chords. There is a Word Glossary, a Chord Glossary and a demonstration CD with play-along tracks.