The Society of Nuclear Medicine and Molecular Imaging (SNMMI), formerly the Society of Nuclear Medicine, is a nonprofit scientific and professional organization that promotes the science, technology and practical application of nuclear medicine and molecular imaging. SNMMI's mission is to improve human health by advancing molecular imaging and therapy. The SNMMI was founded in 1954 as the Society of Nuclear Medicine, under the sponsorship of the Pacific Northwest Society of Nuclear Medicine. The name was changed to include molecular imaging in 2012. SNMMI has 15,000 members, consisting of nuclear and molecular imaging professionals worldwide. Members include physicians, technologists, physicists, pharmacists, scientists, laboratory professionals and more. The SNMMI national headquarters is located in Reston, Virginia, and 12 state/regional chapters are located throughout the United States and Canada. As a volunteer organization, SNMMI is governed by a policy-making board of directors, a house of delegates, committees and councils. (en)