Matt about Writing new material, inspiration, music theory, improvisation, demo's, influence of yoga on music, tour of this yearbr br More video's: Twitter: Facebook: br Video interview with the American heavy metal band Trivium. FaceCulture spoke to singer and guitarist Matt Heafy about his passion for discovering food, being disciplined, yoga, his family, boredom, stuff besides Trivium, writing new material, inspiration, music theory and more.