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Employment |
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| Wichita (Kansas) High School North, Mathematics Teacher, 1972. | |
| University of Maryland, Munich Campus, Mathematics Instructor, 1975. | |
| Kansas State University, Graduate Teaching Assistant, 1972 - 1974, 1975 - 1978, 1979 - 1980. | |
| Marshall University, Assistant Professor of Mathematics, 1980-1982. | |
| Wichita State University, Assistant Professor of Computer Science, 1982-1984. | |
| Kansas State University, Assistant Professor of Computer Science, 1984-1988, Associate Professor of Computer Science, 1988-1992. | |
| University of Copenhagen, Visiting Associate Professor of Computer Science, 1988-1990; Visiting Professor of Computer Science, (two months) 1990, (one month) 1991. | |
| University of Cape Town, Visiting Professor in the Laboratory for Formal Aspects and Complexity in Computer Science, (two months) 1991, (one month) 1992. | |
| University of Cape Town, Research Associate in the Laboratory for Formal Aspects and Complexity in Computer Science, 1991-1998. | |
| Michigan Technological University, Department Chair and Professor of Computer Science, 1992-1996. | |
| Michigan Technological University, Chairperson Computational Science and Engineering Ph.D. Program, 1994-1996. | |
| Kent State University, Department Chair and Professor of Mathematics and Computer Science, 1996-2000. | |
| Kent State University, Professor of Computer Science and of Mathematical Sciences, 2000-present. (The Department of Mathematics and Computer Science split into the Departments of Mathematical Sciences and Computer Science as of 1 July 2001. Computer Science is my ``home'' department though I divide my time 50/50 between the two departments.) | |
| University of Bremen, Germany, Visiting Professor, January-March 2004. | |
| University of Stellenbosch, South Africa, Visiting Professor, April-May, 2004. | |
| Kent State University, Interim Associate Dean for Faculty Affairs, Arts and Sciences, 2004-2005. | |
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