Bob received his B. S. degree in physics from Ohio State University and his M. S. and Ph. D. degrees in physics from Case Institute of Technology (now Case Western Reserve University). He took an early retirement from NASAs Marshall Space Flight Center in 1981, after working 23 years in the areas of ionic propulsion, space plasma physics, and interactive computing. He retired from the Huntsville Research Operations of the Georgia Tech Research Institute (GTRI) in 1993, and is currently on the GTRI roster in a part-time-as-needed capacity. Tommie and he are widow and widower, respectively, and were married in 1995. He has two children and seven grandchildren, four of whom are within roller-blading distance. She has three children and two step-grandchildren.
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