This study aimed to investigate how mothers and infants contribute mutually to breastfeeding. The spontaneous interactions of 20 breastfeeding dyads were video-recorded at home, at 2, 4, 6, 9 and 12 months of infants' life. Mothers' and infants' gaze and tactile behaviour, facial expressions of emotion, and dyadic expressions were continuously…

We compared maternal speech in interactions of mothers with their firstborn dizygotic twin and singleton infants. Nine twins and nine singletons were video-recorded at home in spontaneous face-to-face interactions with their mothers, from the 2nd to the 6th month. Continuous micro-analysis revealed that there are more quantitative and qualitative…

Results of a series of studies suggested that excessive early vocal stimulation may be detrimental to infants' cognitive processing, and that optimal development may be associated with a moderate amount of early stimulation. Study 1 involved 59 3-month-old infants and their mothers. Study 2 observed 23 mothers and infants seen 3 months after the…

This study investigated whether the interactions of biological mothers and their offspring differ from those of institutional caregivers and infants in their charge. The subjects--43 three-month full-time Greek infants (22 home-reared infants and 21 from the institution, Babies' Center Metera) were studied while interacting with their primary…