Experiment Examines Infants' Abilities to Infer Social Relationships (image) University of Chicago Share Print E-Mail Caption University of Chicago researchers measured nine-month-old infants' abilities to reason about social relationships by studying their responses to videos of people interacting as friends or foes. Babies look longer at something unexpected. Credit Zoe Liberman Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.