Dr. Robertson graduated from the University of Texas Dental School at Houston in 1980. He completed his residency in Oral and Maxillofacial Surgery there in 1984. Dr. Robertson then received a commission in the United States Air Force, and proudly served as an Oral and Maxillofacial Surgeon for 20 years. His service included tours in Wiesbaden West Germany, Balad Iraq, and the second Gulf War. Dr. Robertson completed his board certification in 1994. He retired from the Air Force in 2006 as a Colonel. After retirement from the Air Force, Dr. Robertson practiced oral surgery in San Antonio where he married and had two sons. Dr. Robertson moved to Fort Collins, CO in 2016 to practice, raise his beautiful family, and enjoy Colorado.