The current study focuses on infants' sleep-wake states in group child care and relations of those states to infant-caregiver interactions. Qualitative case studies were conducted with four infants (3-7 months old) in an infant room at a child care centre. Video-recordings were the main format for data collection with the four infants and video…

The study of dyadic interaction plays a major role in infancy research. To advance conceptually informed measurement of dyadic interaction and integration across studies, we examined factor structure of individual parents' and infants' measures and dyadic measures from face-to-face interactions in two samples of 6-month-old infants and…

Forty infants (mean age 5 months) of depressed mothers and non-depressed mothers were seated in an infant seat and were exposed to four different degrees of animation, including a still-face Raggedy Ann doll (about two-feet tall suspended in front of the infant), the same doll in an animated state talking and head-nodding, an imitative mother and…

Evaluated the extent to which infants' expressive modalities of face, gaze, voice, gesture, and posture form coherent affective configurations and whether these modalities are related to specific interactive contexts. Found four distinct affective configurations: social engagement, object engagement, passive withdrawal, and active protest. (MDM)