12–17 May 2009, hosted by the Institut d’Aménagement et d’Urbanisme – Ile de France (IAU-Idf) and held at IAU-Idf and the OECD Conference Centre.
The theme was – The new meaning of planning – Sustainable development and metropolitan regions and areas.
Presentations by IAU-Idf, on the theme, began the proceedings and included Climate Plans and Agenda 21 in the region, Ville de Paris and local governments.
At the OECD there were presentations by world and European figures followed by panel discussions. As in Amsterdam, the sessions were moderated, interactively.