After 20 years of outstanding leadership and service to the American College of Radiology (ACR), including service on the ACR Board of Chancellors as a member and chair, and then as chief executive officer (CEO), Harvey L. Neiman, MD, FACR, has announced that he will transition into retirement over the coming year. The ACR is actively seeking a replacement to shadow Neiman before he steps down as CEO in spring 2014.