The Global Geography text book "Global Connections, Geography for the 21st Contemporary social sciences, between interactionism and 'cognitivism', is passionately interested in interpersonal relations, the reflexive games of the adjustments in intention of the networks of power and the professions, the multipleconfigurations of individual trajectories. Economics inserts limited rationality and reflexivity into the theory of games; miceo-history looks into the datails of biographies. The 'subject' is undergoing a spectacular return on the models of simulation that have become the norm are those of the 'small worlds', wkere leaps are taken from the micro to the macro, from interactions between individuals to the emergent structure of a society.