Richard E. Carson, Ph.D., professor of radiology and biomedical imaging, and of biomedical engineering; director, Yale PET Center; and director of graduate studies, biomedical engineering; and D.S. Fahmeed Hyder, Ph.D., professor of radiology and biomedical imaging and of biomedical engineering; technical director, Magnetic Resonance Research Center; and program director, Core Center for Quantitative Neuroscience with Magnetic Resonance; have been named Distinguished Investigators of the Academy of Radiology Research.