The Truman State University Department of Music will host international marimba artists, Katarzyna Mycka and Conrado Moya, Monday, Feb. 19, in the Ophelia Parrish Performance Hall. The duo will present a performance masterclass with students of the Truman Percussion Studio at 3:30 p.m., followed by an evening concert at 7:30 p.m. Both events are free and open to the public.