Education
Bachelor of Science, Columbia University, 1976; Master of Science, Columbia University, 1978; Master of Philosophy, Columbia University, 1981; Doctor of Philosophy, Columbia University, 1982.
Mechanical engineering educator
Bachelor of Science, Columbia University, 1976; Master of Science, Columbia University, 1978; Master of Philosophy, Columbia University, 1981; Doctor of Philosophy, Columbia University, 1982.
Member research staff, Xerox Corporation, North Tarrytown, New York, 1982-1983; research engineer, General Electric Company, Cleveland, 1983-1984; technical manager, General Electric Company, Cleveland, 1985-1988; assistant professor, Pennsylvania State University, University Park, 1988-1994; associate professor department mechanic engineering, Pennsylvania State University, University Park, since 1994. Consultant General Electric Company, Xerox, Branson Ultrasonics, Entex Corporation, Edgerton, Germeshauser, and Greer, General Ecology, since 1988.
Member American Society of Mechanical Engineers (chairman central Pennsylvania Executive Committee 1992-1993), Society Tribologists andLubrication Engineers (chairman bearings committee 1994-1997, associate editor tribology Transactions 1993-1999).