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Dr. Light graduated from Tulane University College of Arts and Sciences and went on to complete his medical studies at Tulane University School of Medicine. He completed his internship and residency in general surgery at Tulane University Medical Center where he became chief resident.

Following his fellowship in Vascular Surgery at Tulane University Medical Center, he served in the US Navy. He was assistant chief of vascular surgery at Wilford Hall from 1996 to 1998. Dr. Light's other positions have included teaching at Tulane University of Medicine and at University of California School of Medicine. Some of his memberships include Bexar County Medical Society, Texas Medical Association, and San Antonio Vascular Society.

Dr. Guinn was born in Galveston and graduated from Austin College. After his graduate studies in Neuroscience at Texas Christian University, he attended Medical school at Medical College of Pennsylvania.

Following his internship at the University of Texas Medical Branch, he completed his general surgery residency at St. Mary's Hospital and at Western Reserve Case System where he became a chief resident and performed his vascular fellowship.

He is a member of the American Medical Association and Student National Medical Association.

Dr. Foster graduated from Texas A&M in Lubbock. He went on to complete his medical studies at University of Texas Southwestern Medical School in Dallas. Following his surgical internship and residency at University of Alabama, he completed his Vascular Fellowship at Baylor University Medical Center in Dallas. Dr. Foster has practiced in Texas, Oklahoma, and Alabama. Dr. Foster is Board Certified by the American Board of Surgery. His memberships include American Medical Association, Society for Vascular Technology, and International Society for Endovascular Surgery.