Researchers in the fields of cognitive and language development have made less use of large-scale longitudinal designs and of person-centered approaches to data analysis than have researchers in the fields of social and personality development. It is argued that differences among domains of developmental psychology in the research methods employed…

Observations showed that the use of signs did not impede the development of speech. Instead it seems to increase the children's skill in lipreading, although the early use of written language may play a part by facilitating the encoding of lip movements. (Author)

The overall aim of this project is to continue the investigation of the effectiveness and practicability of a home-centered technique for cognitive, language and personality development of mother and child to help break the proverty cycle. The plan represents an innovation in family services which, if effective, would extend the reach of the…

This project deals with characteristic functioning of lower class educationally disadvantaged preschool children, the impact of the preschool experience, and the personality of the child and his readiness to gain from the educational process. The disadvantaged preschool children functioned intellectually and verbally below their middle class peers…

This group of eight bulletins provides abstracts on research relating to children reported to the Clearinghouse for Research in Child Life from July 1962 to August 1968. Abstracts are organized by topic area: (1) "Long Term Research"; (2) "Growth and Development," including general, physical, perceptual, cognitive, motor,…