12 June 1957 Born in Homberg/Niederrhein (Moers), Germany
Academic Positions
since 2015 Max Planck Fellowship, MPIWG
since 2015 Director of the area “Repositories – Editions – Materials” (REM), Berliner Antike-Kolleg
2015 Reelection as a member of the Euler-Commission of the Akademie der Naturwissenschaften Schweiz
Since October 2010 Director of the Excellence Cluster TOPOI, Professor for History of Ancient Science at the Humboldt-Universität zu Berlin
2002 Research semester at the University of California at Berkeley, USA
1999 – 2010 Full Professor for the History of Science and Director of the Institute for Philosophy at the University of Bern, Switzerland. Member of the faculties of science and humanities
1997/98 Temporary professorship for the History of Science at the University of Göttingen, Germany
WS 1995/96 Temporary professorship for Theoretical Philosophy at the Philosophical Seminary of the University of Hamburg
1995 – 1999 Senior Research Assistant for Historical epistemology at the Max Planck Institute for the History of Science, Berlin, Germany
1988 – 95 Assistant Professor C 1 at the Philosophical Seminary of the University of Hamburg, Germany
1990 – 1991 Minerva Stipend at the Cohn Institute for the History and Philosophy of Science and Ideas, Tel Aviv, Israel
1987-1990 Visiting Member of the Institute for Advanced Study, Princeton, USA
1986/87 Member of the Institute for Advanced Study, Princeton, USA
1983 – 1986 Research Assistant at the Philosophical Seminary of the University of Hamburg, Germany with Professor Lothar Schäfer
Academic Degrees
1995 Habilitation and Venia legendi in Philosophy, University of Hamburg, Germany. Thesis: Die Kunst wissenschaftlichen Entdeckens – Grundzüge einer Theorie epistemischer Systeme.
1986 Dr. rer. nat. Dissertation: “Die Geschichte des Ptolemäischen Sternenkatalogs. Zur Genesis des Sternenverzeichnisses aus Buch VII und VIII des Almagest” at the Institute for the History of Science, Hamburg. Referee: Ch. Scriba, A. Kleinert,(J. Dobrzycki, Warschau)
1982/83 Magister Artium M. A. in Philosophy
1977 – 1978 First degrees in Mathematics (Bochum), Physics (Bochum), Philosophy (Bochum)
Education and Academic Studies
1976 – 1985 Studies of Philosophy, Physics and Mathematics in Bochum, Hamburg, Oxford (St. John’s College with P.M.S. Hacker, G. Baker, W. Newton-Smith), MIT Cambridge (Th. Kuhn)

Awards

2009 R.R. Newton Award for History of Science
1992 Heinz Maier-Leibnitz Prize, DFG

Appointments

Grants and Fellowships
1990-1991 Minerva Stipend, Cohn Institute of the History and Philosophy of Science and Ideas, Tel Aviv, Israel
1986-1987 Fellow, Fulbright Foundation
Memberships
2002 Académie internationale d’Histoire des Sciences
2002 Leopoldina, German National Academy of Sciences
2001-2017 Euler Committee, Swiss Academy of Sciences