“The Great Courses: Learning to Play Guitar” is a 4-disc DVD set from 2017, focusing on teaching guitar enthusiasts the fundamentals of music theory, chords, scales, and solos. Presented by author Colin Mcallister, this instructional course is suitable for adult learners seeking to enhance their skills in music. Published by Teaching Company, LLC, T.H.E., this program is designed for individuals looking to improve their guitar-playing abilities through structured lessons and exercises.