Bachelor of Arts in Zoology, University of Missouri, Columbia, Missouri, 1966; M.D. von der University of Missouri Medical School, Columbia, Missouri, 1970; M.S.E. in Bio Engineering, University of Texas, 1990; M.P.H. in Aerospace Medicine, University of Texas School of Public Health, 1991; Semifinalist bei der Astronautenauswahl der NASA-Gruppe 14; derzeit Professor, Dept of Otolaryngology-Head & Neck Surgery, The University of Texas Health Science Center in San Antonio; Hobbies: Marathon, Golf, Snow-Jet, Wasserski, jagen, wandern, Mountainbiking, Fitnesstraining, fliegen, schießen.