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• Master of Laws (LL.M.) in tax law, Leyden University (1997)
• Bachelor of Dutch civil law, Leyden University (1991)

• With ALTENBURGER since 2007
• Faculty MAS International Taxation, University of Neuchâtel (as of 2010)
• Faculty M.B.L. – HSG, University of St Gallen since 2008
• Loyens & Loeff, Geneva, Senior Adviser on Swiss and international tax law (1999-2007)
• Loyens & Loeff, Amsterdam, Adviser on Dutch and international tax law (1996-1999)
• Leyden University, Assistant to Professor Kees van Raad (1995-1996)
• Dutch liberal party (VVD), The Hague, Assistant to the International Secretary of the party (1993-1995)

• International Fiscal Association (IFA)
• American Bar Association (ABA)
• European Tax Intelligence Group (ETIG)
  
• Transnational Taxation Network (TTN)
  
• International Tax Planning Association (ITPA)
• Dutch Association of Tax Science
• Member of the Committee "Dutch Business Round Table" in Geneva (DBRT)
• Member of the Alumni Committee of Leyden University for the Lake Geneva Region