He founded the Opera Workshop at Loyola University of the South in 1954 , where he taught until 1984 .
Cosenza also produced opera in Hartford , Houston , Pittsburgh , and at the Philadelphia Lyric and the Jackson Opera Guild ( Faust , with Treigle as Mephisto ) .
Cosenza founded the Opera Workshop at Loyola University of the South in 1954 , where Cosenza taught until 1984 .
Cosenza also produced opera in Hartford , Houston , Pittsburgh , and at the Philadelphia Lyric and the Jackson Opera Guild ( Faust , with Treigle as Mephisto ) .