Member of the Dutch House of Representatives from May 17th, 1994 to February 22nd, 2007 and from June 17th, 2010 to October 14th, 2010 for Christen-Democratisch Appèl (CDA) (Christian Democratic Appeal).
Member of the European Parliament from July 24th, 1989 to July 19th, 1994 for the Dutch party Christen-Democratisch Appèl (CDA) (Christian Democratic Appeal).