is a part-time lecturer in the Department of Civil and Environmental Engineering at Tufts University. He also works with Exponent. Prior to joining Exponent, Dr. Casey was a research assistant in the Department of Civil and Environmental Engineering at the Massachusetts Institute of Technology (MIT).

Dr. Casey specializes in geotechnical site investigations, geomechanics, construction induced vibrations, slope failures, stormwater management and site drainage. He has worked on topics including subsidence, differential settlement, characterization of soil and rock behavior, as well as the effect of construction induced vibrations on nearby structures, such as those caused by pile driving or rock crushing. He has analyzed the stability of tailings dams and been involved in the causation analysis of tailings dam and natural slope failures. Dr. Casey has provided expert testimony on the functioning of a large stormwater management and detention system as well as on issues related site excavation.