He is also the Chief of the ENT Section of the Surgery Service at the VA Ann Arbor Health System. He serves as Chief of the Clinical Ethics service in the Center for Bioethics and Social Sciences in Medicine (CBSSM). His current research interests explore ethical issues involved in caring for patients with head and neck cancer, and in managing clinical ethics consultations among patients with cancer. His clinical practice includes management of all benign and malignant tumors of the head and neck, including lesions of the mouth, pharynx, nose/sinus, larynx, salivary glands, skin and thyroid