Derrick Campbell, Guitar Teacher, offers private guitar lessons and group guitar classes in Boston and Brighton, Massachusetts. He also provides live online guitar lessons for beginners. His approach focuses on teaching simple chords that can be used to play songs by current artists. Derrick's method book, "Beginner Guitar Chord Exercises, " is a valuable resource for beginners, covering chord exercises, scales, and arpeggios. With a friendly and supportive teaching style, Derrick encourages students to learn and enjoy playing the guitar.