Dr. Stan Isdale grew up in the Killeen area, eventually graduating from Killeen High School. Shortly after, in 1974, he married his high school sweetheart, Jan. They have one son, Shay, who is a graphic designer. He is married to Erica. Together, they are both graduates of Killeen High School. After Completing undergraduate studies, Dr. Stan graduated in 1990 from Parker University in Dallas, Texas. Like his brothers, he became interested in chiropractic from not only seeing the amazing results of his father's patients, but hearing them say how chiropractic had changed their lives by improving their health when all else failed.