Dr. Berdahl is a cataract, refractive, glaucoma and corneal surgeon with Vance Thompson Vision and medical director of the South Dakota Lions Eye Bank, both in Sioux Falls, S.D.
He earned his medical degree at Mayo Medical School in Rochester, Minn. He completed an internship at Mayo Graduate School of Medicine in Scottsdale, Ariz., a residency at Duke University in Durham, N.C., and a fellowship in cornea, external disease, glaucoma and refractive surgery at Minnesota Eye Consultants in Minneapolis.