Developmental psychology focuses on how psychological constructs change with age. In cognitive development research, however, the specifics of this emergence is often underspecified. Researchers often provisionally assume linear growth by including chronological age as a predictor in regression models. In this work, we aim to evaluate this…

Examines the development of normative sleep-wake state characteristics in full-term infants, and atypical state characteristics as presented in several clinical populations including preterm and autistic children. Reviews and critiques the literature on the usefulness of infant state parameters in predicting developmental outcomes of infants at…

Using a question-answer format, this paper examines the concept of attachment and its importance for parents and caregivers of young children. Twenty topics are addressed through an examination of relevant theory, research findings, and clinical evidence: (1) a "who's who" list of researchers on attachment; (2) definition of attachment;…