 The 2018–2019 artistic staff of the San Antonio Symphony consists of Music Director Sebastian Lang-Lessing, Assistant Conductor Noam Aviel, Mastersingers Conductor John Silantien, and 72 full-time musicians.Christopher Wilkins holds the title of Music Director Emeritus.The orchestra musicians collectively belong to the International Conference of Symphony and Opera Musicians (ICSOM), and virtually all individually are members of the American Federation of Musicians (AFM).