Staff Spotlight: Role of the Radiation Therapist at Oklahoma CyberKnife Our radiation therapists play an important role in the care we provide our patients at Oklahoma CyberKnife. Several months ago, we highlighted the role radiation therapists have at our center. Check out our blog post to learn more about what our radiation therapists do before and during the CyberKnife treatment process. Craig Ritter and Allie Burdan serve as our center’s radiation therapists. This is not intended as medical advice to replace the expertise and judgment of your health care team. It is intended to help you and your family make informed decisions, together with your doctor.