Hailed as a “music-theory expert” by Rolling Stone magazine, Desi Serna is the author of several instructional guitar books and video courses. He hosts one of the most popular guitar podcasts on the Internet and has millions of views on YouTube. Desi is known for his practical, hands-on approach to music teaching, with a focus on the guitar fretboard and emphasis on popular songs. He honed his craft through decades of teaching, performing, and publishing. He lives in the Nashville, Tennessee area, and works full-time managing his GuitarMusicTheory.com website and related content.