“…Over the first few months of life, experiences with contingencies occur most often in social situations, particularly during interactions with the mother. Some authors (Riksen-Walraven, 1978;Dunham, 1990, 1994;Brighi, 1997;Wijnroks, 1997) suggest that maternal responsiveness, defined as contingent, regular and adequate maternal reactions to the infants signals, creates the optimal environment to detect and control contingency, with a high level of maternal responsiveness associated with better performance on a contingency task. While the links between maternal responsiveness and the child's ability to detect and control contingent stimulations are extensively documented, the effects of such a learning on various aspects of cognitive development is unclear.…”