Clinical professor and past chairman, Department of Otolaryngology - Head and Neck Surgery, University of Texas Health Science Center at San Antonio
Stanford University, A.B (with great distinction), M.D., internship (surgery), and residency (otolaryngology)
Past president, Association for Research in Otolaryngology
Board/council service: Council for Accreditation in Occupational Hearing Conservation, National Institute on Deafness and Other Communication Disorders, Deafness Research Foundation, Tinnitus Research Consortium, American Neurotology Society, National Hearing Conservation Association, American Auditory Society
Past chair, Hearing and Equilibrium Committee, and Medical Aspects of Noise Subcommittee, American Academy of Otolaryngology - Head and Neck Surgery
Lifetime Achievement Award, National Hearing Conservation Association
Carhart Memorial Lecturer, American Auditory Society
Corporate clients have included 34 Fortune 500 companies, in areas such as consumer electronics, power tools, forest and paper products, hearing protection devices, package delivery, railroads, aerospace, pharmaceuticals, and petrochemicals.