How the POSITION/DIRECTION of the partner influences the GROUNDING process in the context of mediated collaboration ? Grounding is a simpler collaborative process to investigate than mutual modelling, even though it was better studied in linguistics...

How space is grounded in conversations...

Locative expressions : they denote regions of space and serve as arguments to predicates, locating objects and events spatially. Diverse forms : in Lausanne, here, there, nowhere, and on the boat to Geneva. They combine iwth common nouns (city on the Geneva Lake), or with verbs and verb-phrases (work in Zurich), always locating objects and situations in space.