Mothers of 232 pairs of twins were interviewed periodically about the similarities and differences in behavior displayed by their twins during infancy and early childhood. (Authors)

This document contains the appendices of a study undertaken to determine the nature of popular interest in and demand for cultural and artistic activities in 13 southern states. The general objective of the study was to provide information to policy makers on public opinion regarding the relative merits of "elitist activities" (high…

The document is the second in a two volume series of evaluative data regarding the elementary school social studies curriculum, "Man: A Course of Study" (MACOS). The document is presented in four sections. The first section presents findings on the use of films, reading material, and educational games in the MACOS curriculum. Findings…

Findings based on extended analyses of cognitive, familial, personality, and social-behavioral data from two previous research investigations are presented. Data for the main study, i.e., the present study, was collected principally by means of interviews. Findings of the principal study include the following: (1) Parental figures living in the…