The use of gaze shifts as social cues has various evolutionary advantages. To investigate the developmental processes of this ability, we conducted an object-choice task by using longitudinal methods with infant chimpanzees tested from 8 months old until 3 years old. The experimenter used one of six gestures towards a cup concealing food; tapping,…

A study investigated whether older persons as a group are generally more persuaded by high authority figures than are younger persons. The study employed a design that allowed for extensive comparisons among subjects of different ages in terms of their willingness to be persuaded by physicians in interpersonal situations. One hundred-twenty…

DURING THE PERIOD 1930 TO 1938, THE PATTERNS OF BEHAVIOR OF A BASIC SAMPLE OF 138 THREE TO FOUR AND ONE-HALF YEAR-OLD CHILDREN WERE OBTAINED BY TEACHER RATINGS. THE TEACHERS USED A RATING CHART OF 61 BEHAVIOR VARIABLES. TEN BEHAVIOR PATTERNS WERE ISOLATED FROM THIS GROUP. EACH PATTERN, FOR EXAMPLE, EMOTIONAL REACTIVITY, WAS COMPRISED OF SEVERAL…

THE INTENT OF THIS STUDY WAS TO DETERMINE THE PATTERNS OF BEHAVIOR OF NURSERY SCHOOL CHILDREN, AND TO DETERMINE HOW THESE ARE RELATED TO BEHAVIOR PATTERNS AND ACHIEVEMENT IN ELEMENTARY SCHOOL. IN 1930-1938, THE BEHAVIORS OF 138 NURSERY SCHOOL CHILDREN WERE CHARACTERIZED BY THEIR TEACHERS IN TERMS OF 61 MOLAR VARIABLES. SUB-SAMPLES OF THIS GROUP…

The purpose of this book is to report and interpret a group of research studies relating to social-cognitive development in early childhood through adolescence. Adults interpret the covert psychological properties of other people, their abilities, knowledge, motives, attitudes, perceptions, and intentions relevant to concrete situations. An infant…