Distress emotions in very young children are manifest in vocal, facial, and bodily cues. Moreover, children with different developmental conditions (i.e. autistic disorder, AD; developmental delay, DD; typically developing, TD) appear to manifest their distress emotions via different channels. To decompose channel of emotional distress display by…

Crying behavior and mother-infant interactions during episodes of crying were coded using the Cry Observation Codes and then compared for 48 mother-infant dyads of children with autism, children with developmental delays, and typically developing children. At 1 year of age, children who would later be diagnosed with autism showed a different…

Episodes of crying with higher fundamental frequency (f0) are perceived as more aversive and distressful than lower frequency cries. Besides, previous studies have speculated that in children with Autism Spectrum Disorder (ASD) higher f0 may account for evoking mental states of uneasiness in the caregiver. Moreover no evidence on developmental…

This study examined whether cry acoustics enhance the prediction of developmental outcome in preterm infants, after accounting for medical and social variables. Selection criteria for 149 preterm subjects included being born at less than 35 weeks gestational age and less than 1,500 grams; for 25 term subjects, selection criteria included being…

This annual report presents several articles related to the work of the Clinical Center for Child Development at Hokkaido University in Sapporo, Japan. The articles are: (1) "Maternal Speech and Behavior during Mother-Infant Play: Comparison between the United States and Japan" (Sueko Toda, Marc H. Bornstein, and Hiroshi Azuma); (2)…