The American Association of Physicists in Medicine (AAPM) is a scientific, educational, and professional organization of over 7700 medical physicists. Headquarters are located at the American Center for Physics in College Park, MD, with a staff of 24, Annual budget is 8.8M. Publications include a scientific journal (Medical Physics), an applied clinical journal (JACMP), technical reports, and symposium proceedings. The 54th AAPM Annual Meeting & Exhibition is being held from July 29 - August 2, 2012 in Charlotte, NC at the Charlotte Convention Center.