Born April 30, 1964, Coevorden, the Netherlands Married, 3 children
1982-1987: Mathematics study at the Rijksuniversiteit Groningen. Minor: computer science. Master thesis (in dutch) Singular integral operators in analysis under prof. E.G.F. Thomas
1987: teaching degree
1988-1991: PhD-student mathematics at the Universiteit Leiden. PhD-thesis On quantum groups and q-special functions (December 4, 1991). Promotores: prof. G. van Dijk and prof. T.H. Koornwinder.
1985-1987: student-assistant at the math department of Faculty of Econometry and Actuarial Sciences of the Rijksuniversiteit Groningen.
1988-1991: aio (PhD-student) at the math department of the Universiteit Leiden.
1992-1993: engineer at the National Aerospace Laboratory Amsterdam at the department Mathematical Modelling and Methods.
1993-1995: post-doc at the Katholieke Universiteit Leuven, Belgium, hosted by prof. W. Van Assche and prof. A. Van Daele
1995-1998: postdoc at the Universiteit van Amsterdam, hosted by prof. T.H. Koornwinder.
1998-2007: assistant (later associate) professor at Technische Universiteit Delft
2007-onwards: professor at Radboud Universiteit.