William Seiji Marsh, based in Portland, Oregon, is a versatile guitarist and educator dedicated to empowering musicians. With extensive experience teaching at Willamette University and Reed College, and managing a successful private guitar studio, William has developed a profound educational approach that combines technical skill with a focus on the musician's mindset. His performance career includes international tours and recordings with renowned groups such as Pink Martini and Cherry Poppin’ Daddies, as well as collaborations with local artists like Edna Vazquez, Lost Lander, Cardioid, Haley Heynderickx and others.