Voice & Opera Faculty Joyce CastleUniversity Distinguished Professor of VoiceVoice & OperaView full profile Mark FerrellAssociate ProfessorView full profile Roberta GumbelAssociate Professor of the PracticeVoice & OperaView full profile Christine JobsonAssistant Professor of VoiceVoice & OperaView full profile Genaro Mendez, JrAssociate Professor of VoiceVoice & Opera**KU Safe Zone MemberView full profile John StephensProfessor of VoiceVoice & OperaView full profile Contact Voice & Opera John Stephens Professor of Voice jastephe@ku.edu785-864-9447 Murphy Hall, Room 306 1530 Naismith Dr. Lawerence , Kansas 66045-3103