PERSONAL INFORMATION
Place and date of birth: Leeuwarden, 28.12.1939
Place and date of marriage: Haarlem, 09.07.1971
Place and date of defence of thesis: Tilburg, 02.04.1987
Place and date of inaugural lecture: Maastricht, 06.12.1991
Place and date of retirement lecture: Tilburg, 20.12.2000
Place and date of retirement lecure: Maastricht, 10.12.2004
   
EDUCATION  
1946 – 1951 Municipal Primary School Nr. 12, Leeuwarden
1951 – 1952  Municipal Preparatory School Nr. 2, Leeuwarden
1952 – 1958  Municipal Grammar School, Leeuwarden
1958 – 1964  University of Amsterdam, Department of Insurance Mathematics
1964 – 1970  University of Amsterdam, Department of Philosophy
   
PAST POSITIONS  
1964 Municipal High School“Reina Prinsen Geerligs”, Amsterdam:
teacher of mathematics
1965 – 1966 Municipal High School “Zocher”, Amsterdam: teacher of mathematics
1966 – 1975 Municipal High School “Mr. S. Vissering”, IJmuiden:
teacher of mathematics and music
1972 – 1975  Municipal High School “Coornhert”, Haarlem: teacher of mathematics
1975 – 1976 Erasmus University Rotterdam, Department of Philosophy:
assistant professor of analytic method
1976 – 1985 Erasmus University Rotterdam, Department of Philosophy:
assiociate professor of analytic method
1985 – 1989 University of Tilburg, Department of Philosophy:
assistant
 professor of philosophy of the information sciences
1989 – 2000 University of Tilburg, Department of Philosophy:
associate professor of general philosophy of science and epistemology
1991 – 2004 University of Maastricht, Department of Computer Science: 
professor of humanistic views on man and computer
1999 – 2012 Amsterdam: president of the Evert Willem Beth Foundation