He is actually deputy director of the AUS laboratory (Architecture, Urbanismes, Sociétés) belonging to the UMR 7218 LAVUE. Philippe Bonnin also created and animates the french-japanese thematic research network JAPARCHI. He is working on the comparison between France and Japan, on the architecture of limits, systems and rituals of doorways, on the evolution of the habitat and architecture, on time in popular architecture, ordinary esthetics of the city, and on the use of images in the observation and analysis of housing.﻿