International audienceIn urban planning new partnership practices seem to appear through the realization of expertises (studies, projects engineering, audits...). Although the appeal to consulting firms - to consultants - and in the scientific laboratories - to researchers - by the State services or local government, exists for a long time now, the partnership between consultants and researchers is recent. Even though this partnership is not systematic in urban planning, it brings a contribution with a high added value in the services, according to the public partners.En aménagement du territoire, de nouvelles pratiques partenariales semblent émerger lors de la réalisation d'expertises (études, ingénierie de projets, audits, etc.). Si le re...