Ralph Lydic is the Robert H. Cole Professor of Neuroscience at the University of Tennessee, Knoxville, and part of the Neuroscience Network of East Tennessee, also known as NeuroNET. Lydic holds a professorial position in UT's Department of Psychology and in the UT Graduate School of Medicine's Department of Anesthesiology. Lydic will speak about how small changes in the amount of sleep we receive can have a significant impact on our daytime performance. More information about Lydic's research is available at http://psychology.utk.edu/lydic.php. To reach Lydic for interviews, call Amy Blakely at 865-974-5034.