Robert Pyke, Ph.D., G.E., is an independent consultant specializing in geotechnical, earthquake, and water resources engineering. He earned his Ph.D. from the University of California, Berkeley, where he studied under the late Professor Harry Seed, widely regarded as the father of earthquake geotechnical engineering. His doctoral thesis was titled Settlement and Liquefaction of Sands Under Multi-Directional Loading. Dr. Pyke is a registered Civil Engineer and Geotechnical Engineer in the State of California.