Changes to a scene often go unnoticed if the objects of the change are unattended, making change detection an index of where attention is focused during scene perception. We measured change detection in school-age children and young adults by repeatedly alternating two versions of an image. To provide an age-fair assessment we used a bimanual…

Fourteen-month-old infants saw an object hidden inside a container and were removed from the disappearance locale for 24 hr. Upon their return, they searched correctly for the hidden object, demonstrating object permanence and long-term memory. Control infants who saw no disappearance did not search. In Experiment 2, infants returned to see the…

The annotated bibliography on early childhood psychosis (infantile autism, childhood schizophrenia, and related disorders) contains 424 entries (books, journal articles, conference and research reports) dating from 1964 through the first 6 months of 1970, which pertain to theory, research, and treatment. Number of entries for each subject is noted…

The annotated bibliography on early childhood intervention-general theory and programs for handicapped children contains approximately 100 abstracts and associated indexing information for documents published from 1968 to 1974 and selected from the computer files of the Council for Exceptional Children's Information Services and the Education…