With an M.D. in Ophthalmology from the University of Texas, Southwestern Medical School, John has operated a private practice in Ophthalmology in Garland, Texas since 1976. He is a Full Clinical Professor at the University of Texas Health Science Center at Dallas, with an appointment starting in 1976. He is a Fellow in both the American College of Surgeons and the American Academy of Ophthalmology and has also been a member of the Texas Physician Advisory Council to Blue Cross/Blue Shield since 2004. He is also the founding partner of, and on the board of directors of, Medinetworx, a small and growing firm that installs and operates cloud-based computer systems for medical offices. John is on the Executive Board for Southern Methodist University’s Deadman College and has assisted in raising funds among alumni. John and his wife, Margie, have visited Colorado since early childhood and have been regular visitors to Crested Butte for 40+ years and have been second homeowners in Crested Butte for 25 years. He has been actively involved in a number of Crested Butte nonprofits during that time, including the Crested Butte Land Trust, the High Country Citizen’s Alliance, and the local radio station.