Dallas Morning News, April 8, 2007 IRVING - Douglas Won, a 1990 graduate of MacArthur High School, was recently honored as Outstanding Graduate by the Irving school board. The native of South Korea came to Irving with his family when he was 11. He graduated from Northwestern University and earned a medical degree from the University of Texas Medical Branch in Galveston. Dr. Won is a spine surgeon specialist for the Southwest Spine Institute and also serves as a clinical assistant professor for UT Southwestern Medical School in Dallas.