Academic Appointments

2015-Professor emeritus, Johannes Gutenberg--Universität, Mainz
1992-2015Professor für Geschichte der Mathematik und der Naturwissenschaften, JGU, Mainz
1990-1992Professor, Pace University, Pleasantville, New York
1988-1990Associate Professor, Pace University
1982-1988Assistant Professor, Pace University
1981-1982Adjunct Assistant Professor, Fordham University and Lehman College, CUNY