Results indicated that the more frequently the children studied expressed emotion, the older the age of language achievements; and the more time spent in neutral affect, the younger the age of language achievements. (PCB)

Considers contributions of Sigmund Freud and Rene Spitz to developmental psychology. Freud's contributions include his observations about play, perspectives on developmental processes, and ideas about unconscious mental activity. Spitz's contributions include his assessments of infants, perspectives on developmental processes, and his concept of…

Infants' orienting of attention undergoes marked development in the first six months of life. Changes in attentional control appear to be related to infants' susceptibility to distress. (Author)

Compared Duchenne and non-Duchenne smiles of 1- to 6-month olds during weekly videotapes of mother/infant interaction for clues regarding emotional significance. Correlated levels of Duchenne and non-Duchenne smiling within sessions; found that they had similar developmental trajectories. Duchenne smiles were typically preceded by non-Duchenne…

Designed to inform professionals about how a child behaves when not in school, the Parent Inventory of Child Development in Nonschool Environments assesses the affective behavior (including activity level, adaptability, distractability, moodiness, sociability and persistence) and the fine motor, gross motor, communication skills, and cognitive…

It is difficult to make progress in the study of emotions and emotional development if the meanings assigned to central constructs vary widely across investigators. This book clarifies and synthesizes the different ways in which emotion researchers approach fundamental questions about the nature of emotion and emotional development. Theorist and…