Dr. Guthrie has practiced dentistry in Lewisville since 1981 after receiving his D.D.S. degree from the University of Texas Health Science Center in San Antonio.  His undergraduate studies were completed at Baylor University where he earned a B.S. degree in Biology.

Dr. Guthrie, his wife Amy, and their two sons have lived in Lewisville and Highland Village since 1981.  He is active in the community with organizations such as the Greater Lewisville Kiwanis Club and the Greater Lewisville Youth and Family Services.  Dr. Guthrie's hobbies include camping, fishing, boating and skiing among many others.