After completing his residency in Radiology at SUNY Upstate Medical Center and his fellowship in Interventional Radiology at the University of North Carolina, Dr. Dixon joined the faculty at UNC from 2004 – 2021. He served as the Residency Program Director for 10 years while at UNC before joining the faculty at the University of Arkansas for Medical Sciences in 2022. He is board certified in Vascular and Interventional Radiology and serves as an examiner for the American Board of Radiology. His areas of interest include medical education, global health, prostate artery embolization, complex IVC filter removals, vertebral augmentation, oncologic interventions, hepatobiliary interventions, and radiation safety. His work with RAD-AID, an international non-profit organization, resulted in the creation of an Interventional Radiology Fellowship at the University of Nairobi in 2020.

Dr. Ari Isaacson attended the Keck School of Medicine at the University of Southern California in Los Angeles. After graduating in 2004, he completed his internship at the Naval Medical Center in San Diego. He then went on to become a flight surgeon in the US Navy, serving for 3 years including a deployment to Iraq with the Marines. In 2008, Dr. Isaacson returned to medical training, completing his Diagnostic Radiology residency at the University of North Carolina and staying on for Vascular and Interventional Radiology Fellowship. In 2013, he took a staff position as an Interventional Radiologist at UNC.