| Publications and Memberships - Board Memberships |
| Board Memberships and Committee Memberships Professional Club |
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1991: Re-elected as chairman of the NGI/Databaseclub. Ended chairmanship in 1995 and membership in 1996. 1991: Board Member of the British Computer Society - Netherlands Section. 1991: Board Member of the VRI (Vereniging van Register Informatici in Dutch and in English "The Netherlands Association of Registered Informatics Specialists"). 1994: Member of the Council of European Professional Informatics Societies (CEPIS) on behalf of the VRI. 2000: Member of the Board of ISACA NL Chapter (Information Systems and Control Association). |