RESEARCH INTERESTS
Noncommutative Algebra, Representation Theory, Invariant Theory
EDUCATION
1980
1976
1975
Habilitation, University of Essen, Germany
Dr. rer. nat. (Ph.D.), University of Gießen, Germany; advisor: Gerhard Michler
Diplom Math. (M.S.), University of Gießen, Germany
PROFESSIONAL EXPERIENCE
since 1989
1987 – 1989
1982 – 1987
1977 – 1982
1976 – 1977
1972 – 1976
Professor, Temple University
Professor, Northern Illinois University
Heisenberg Fellow, Max-Planck-Institut für Mathematik, Bonn, Germany
Assistent (Assistant Prof.), University of Essen, Germany
Assistent (Assistant Prof.), University of Gießen, Germany
Teaching Assistant and Instructor, University of Gießen, Germany
VISITING POSITIONS
John von Neumann Visiting Professor, TU Munich, 2022
Visiting Professor, Universite Jean Monnet, Saint Etienne, France, 2008
Visiting Professor, Vietnam Academy of Science and Technology, Hanoi, 2008
Visiting Professor, Universite de Montpellier, France, 2006
Research Professor, Mathematical Sciences Research Institute, Berkeley, 1999
Research Fellow, University of Glasgow, Scotland, 1992
Visiting Professor, University of Delhi, India, 1992
Research Fellow, Institute for Experimental Mathematics, Essen, Germany, 1988 & 1990
Visiting Professor, University of Granada, Spain, 1987
Visiting Associate Professor, University of California-San Diego, 1986
Research Fellow, University of Leeds, England, 1984
Visiting Assistant Professor, University of California-San Diego, 1981
Visiting Lecturer, University of Wisconsin-Madison, 1978 – 1979
GRANTS
National Security Agency research grants (PI), 2004 – 2016
National Science Foundation research grants (PI), 1988 – 2004
National Science Foundation conference grant, Sept. 15, 2010 – Aug. 31, 2011
Heisenberg Grant (Deutsche Forschungsgemeinschaft), 1982 – 1987
Deutsche Forschungsgemeinschaft research grant, 1978 – 1979
Studienstiftung des deutschen Volkes study grant, 1971 – 1976
HONORS
Mentoring Award, College of Science and Technology, Temple University, 2015
Plenary Lecturer, British Mathematical Colloquium, University of Kent, 2012
Blundon Lecturer, University of New Brunswick, 2007
Faculty Research Award, Temple University, 2006
Presidential Research Professorship, Northern Illinois University, 1990
J. Clarence Karcher Lecturer in Mathematics, University of Oklahoma, 1988