Marianne Peereboom (Koninklijke Bibliotheek, The Hague, The Netherlands) is working at the research department of the Koninklijke Bibliotheek, the National Library of the Netherlands, in The Hague. She has a lot of experience in information gateway development and metadata issues and has been involved in a number of projects in this area. She has been responsible for the development of the Dutch information resource catalogue DutchESS (Dutch Electronic Subject Service) and has been involved in both the EU DESIRE I and II projects (1996-2000). Currently she is project co-ordinator of the EU funded Renardus project which aims to develop integrated access to various European information gateway services via one socalled "broker service." She has contributed to the Information Gateways Handbook, developed in the DESIRE project, and was one of the organisers of the workshop "Building national and large-scale Internet Information Gateways: a workshop for the National Libraries of Europe" held in the Koninklijke Bibliotheek in The Netherlands in September 1999.