Dr. Quinn grew up in a big family on a cattle ranch in south-central Texas. He was very active with High School athletics. Upon graduation he went to Texas Christian University in Ft Worth, Texas to play football. He was a linebacker for the “Fighting Frogs” for four years and graduated with a Business degree in 1977.
After TCU, Dr. Quinn attended Dallas Theological Seminary and graduated in 1981 with a Masters of Theology degree with a specialization in counselling. From Ft. Worth, Texas he moved to Portland, Oregon to attend Western. At Western he received a Masters in Psychology and a Ph.D. in Clinical Psychology. His dissertation focused on research in Marital Satisfaction. Dr. Quinn returned to the Dallas area to do his internship and fellowship at Memorial Hospital of Garland, which a few years later became Baylor Medical Center at Garland.
He was licensed as a Psychologist in 1986. Two weeks later he started his private practice in Garland. Dr. Quinn has remained in the same office since 1987 and resides on the campus of Baylor Medical Center in Garland.
In the late 90’s Dr. Quinn went back to school and in 2001 he graduated from California School of Professional Psychology (in conjunction with Texas A&M) with a post-doctoral Masters in Clinical Psychopharmacology.