Dr. Glass grew up on a farm outside of Gonzales, graduating from Gonzales High School in 1975. He received a B.S. in Poultry Science from Texas A&M University in 1979 prior to going to veterinary school. He received his D.V.M. from Texas A&M College of Veterinary Medicine in 1982, and thereafter went to work as a veterinarian at Caldwell Veterinary Clinic in Caldwell, TX. After practicing there for approximately one year, he came back to Gonzales to open Guadalupe Valley Veterinary Clinic with Dr. Kenneth Gottwald on February 20, 1984.
Dr. Glass is a member and past president of Gonzales Rotary Club, a former board member of Gonzales Farm Bureau, and a member and deacon of First Baptist Church of Gonzales. He has also been a director and past president of the Gonzales Livestock Show Association and is a member of AVMA and TVMA. He currently serves on the Bovine Committee of TVMA. He enjoys spending time with his wife, Celia, their children, and grandchildren as well as hunting, fishing, and tending to their cattle.