Education
[1980-1985] Studied mathematics at the Katholieke Universiteit Nijmegen, Nijmegen, The Netherlands.
[1985] Drs.-degree from the Katholieke Universiteit Nijmegen, Nijmegen, The Netherlands.
[1985-1989] Research in finite groups, graphs, and geometries at the Centrum voor Wiskunde en Informatica, Amsterdam, The Netherlands.
[1990] Dr.-degree Rijksuniversiteit te Utrecht, Utrecht, The Netherlands
Employment
[1990] S.E.R.C.-research fellow at the University of Cambridge, Cambridge, U.K..
[1990-1993] Assistant professor (non tenure-track) at Tufts University, Medford, U.S.A..
[1993-1995] H.C.M.-research fellow at the Università degli Studi di Roma "La Sapienza", Roma, Italy.
[1995-1996] Temporary lecturer at Queen Mary and Westfield College, University of London, London, U.K..
[1996-1999] Ricercatore in Algebra, Università della Calabria, Arcavacata di Rende, Italy.
[1999-present] Associate professor in Geometry, Università della Calabria, Arcavacata di Rende, Italy.