John Wesley is an American musician, songwriter, and producer, best known for his work as a touring guitarist for the progressive rock band Porcupine Tree. His solo work is characterized by a blend of classic rock, folk, and progressive elements, creating a distinctive and emotive sound. His most notable albums include "Under the Red and White Sky" and "Disconnect". Wesley's contributions to the music industry, both as a solo artist and a supporting musician, have significantly influenced the progressive rock genre.