Terry Sejnowski received his Ph.D. in physics from Princeton University. He was a postdoctoral fellow in the Department of Neurobiology at Harvard Medical School before joining the faculty at Johns Hopkins, where he was a Professor of Biophysics. He currently holds the Francis Crick Chair at The Salk Institute for Biological Studies, and is a Distinguished Professor of Biology and Computer Science and Engineering at the University of California, San Diego, where he is co-director of the Institute for Neural Computation. He also is the founding editor-in-chief of Neural Computation. His book on “The Computational Brain” introduced distributed representations in neural networks to a generation of neuroscientists.