Carol A. Barnes, Ph.D., is a neuroscientist and a Regents' Professor of psychology at the University of Arizona. Since 2006, she has been the Evelyn F. McKnight Chair for Learning and Memory in Aging and is director of the Evelyn F. McKnight Brain Institute. Barnes has been president of the Society for Neuroscience and is a Fellow of the American Association for the Advancement of Science, and foreign member of the Royal Norwegian Society of Sciences and Letters. She was elected to the National Academy of Sciences in 2018.