General Director and one of the founding fathers of de Praktijk Index, a Dutch consultancy company in the Dutch health care market. De Praktijk Index started in 2005. Our mission is to visualize the enormous amounts of data from existing registries and data bases within health care organisations. We make information products which support quality and safety management, marketing and strategic anf financial planning. These products are characterized by: attractive visualization, easy to use and preferably webbased interfaces, up to date information, on-the-fly benchmarking.