News Commencement 2011: HGSE Harmonicas Posted May 26, 2011 By News editor The HGSE a capella group, The HGSE Harmonicas, perform during the 2011 Commencement ceremonies. News The latest research, perspectives, and highlights from the Harvard Graduate School of Education Explore All Articles Related Articles News 679 Graduates Receive Degrees at HGSE Commencement News Commencement 2015: Complete Coverage News National Teacher of the Year Named 2022 Convocation Speaker Special education teacher and instructional strategist Juliana Uturbey will address HGSE graduates on May 25.