Associate Professor at University of Groningen, The Netherlands (1972-2022)
Honorary Principal Fellow, Creswick, University of Melbourne, Australia (2006-2016)
Visting Researcher, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung, Garmisch-Partenkirchen, Germany (1988)
Visiting Research Fellow, University of Melbourne, Australia (1986-1987)
Visiting Research Fellow/Research Biochemist, University of California, Riverside, USA (1979-1980)
Studied in Groningen (province)
From Scheemda
Lives in Loppersum