Sonja Bosca-Harasim, performer and educator, is thrilled to join the Lansing Symphony Orchestra as concertmaster for its 2025-26 season. This season also marks Sonja’s eighth year as concertmaster of the Fargo-Moorhead Symphony Orchestra where she will be the featured soloist for both Vivaldi and Piazzolla’s Four Seasons in March 2026. For over a decade, Sonja served as associate professor of violin and viola at Concordia College in Moorhead, MN, where she served as head of the string area and both director and founder of the North Star Chamber Music Festival and Concordia String Preparatory Program. Since relocating to the Detroit Metro Area with her family, Sonja has performed regularly with the Detroit Symphony Orchestra and the Detroit Opera, as well as performing recitals with pianist Julia Siciliano at Kerrytown, Scarab Club, and the Michigan MTNA conference in Grand Rapids. Other highlights include performances as guest principal 2nd violin with the DSO and the Cabrillo Festival of Contemporary Music in Santa Cruz, CA, as well as chamber music recitals in Norway, the Library of Congress and the Kennedy Center in Washington, D.C., La Jolla SummerFest in California, and at the Soiva Music Camp in Järvenpää, Finland. Prior to joining the faculty at Concordia, she performed regularly with the Houston Symphony, Houston Grand Opera, River Oaks Chamber Orchestra and Da Camera of Houston. Sonja has performed at numerous preeminent music festivals, including Cabrillo Festival of Contemporary Music, Lakes Area Music Festival, Schleswig-Holstein, International Holland Music Sessions, Sarasota, Tanglewood, Aspen, Round Top, Brevard and Interlochen. A sought-after educator, Sonja has given recitals and masterclasses at universities throughout the United States and Canada. Her students have won competitions and participated in prominent music festivals all over the world and have gone on to become successful music educators and attend distinguished graduate programs in music performance and other fields of study. Sonja is dedicated to the performance of new and neglected music, with several composers having written pieces for her. She began her violin studies at the age of five and went on to attend Houston’s critically acclaimed High School for the Performing and Visual Arts. Sonja completed her undergraduate studies at the Cleveland Institute of Music and her Master of Music and Doctor of Musical Arts degree at Rice University’s Shepherd School of Music, where she frequently led as concertmaster of their symphony and chamber orchestras and was winner of their concerto competition. Sonja performs a violin she commissioned in 2011 by Los Angeles-based luthier, Mario Miralles, modeled after the “Titian” Stradivarius.