Colaughter and Infants (image) New York University Share Print E-Mail Caption The researchers linked visual depictions of friends and strangers to their colaughter in order to determine if the infants could tie colaughter to judgments about human relationships. Infants saw two types of video clips of actors interacting: in one, two women faced and smiled at each other, as if they were friends (A); in another, the two women turned their backs to each other, indicating that they were strangers (B). Credit Athena Vouloumanos, NYU's Department of Psychology Usage Restrictions In conjunction with this study only 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.