Expand and develop your six string theory with Danny Gill. Harmony and Theory compose the basic language of music. It is what allows musicians from all over the world who may speak different languages to communicate on their instruments. This DVD will guide you through the major scale modes, the harmonic minor scale, the melodic minor scale, modal interchange, secondary dominants and the diminished scale. Each example is clearly demonstrated and performed with a backing track which is also included for you to play along with. Danny Gill is a former pupil of Joe Satriani. He is co-author of the Musicians Institute Rock Guitar series. His songs have appeared onb TV shows including 'The Osbournes' and film sound tracks such as 'Insomnia' and 'Under Siege.'