The UCSF Department of Radiology and Biomedical Imaging offers an opportunity for fellowship training of outstanding physicians to become the leaders of nuclear medicine and molecular imaging in the 21st century. The programs offer a comprehensive education in modern nuclear medicine practice, including classical diagnostic nuclear medicine, nuclear cardiology, PET/CT, and PET/MRI. In addition, there is wide exposure to therapeutic applications of radioisotopes and theranostics in the therapy clinic, including radioiodine, and more recent theranostic approaches such as Ra-223 and Lutetium-177 DOTA TATE. The nuclear medicine section is a busy clinical service over multiple sites including three PET/CT instruments, a PET/MRI, and four SPECT/CT cameras. Trainees are most commonly placed at