Chief Technology Officer (CTO) for the Dutch Digital Heritage Network (NDE) and advisor at the research department at the KB | National Library of the Netherlands. For the NDE-program I am responsible for the development of the national digital heritage infrastructure positioned as the Data Space for Cultural Heritage in the Netherlands. Interoperability, (linked data) standards and distributed web technologies are core elements for this work. I have a background in Electrical Engineering and Business Informatics and I have been working on infrastructures for the cultural heritage and library domain for more than twenty five years.