Purpose of the study was to provide an adequate test of the original Rosenthal and Jacobson teacher expectancy hypothesis by using: (a) equivalent control and experimental groups based on pretest data, and (b) a more suitable test of intelligence. (Authors/CB)

Purpose of study was: (1) to obtain data in a cultural setting concerning the ability of children to conserve weight at the point of transition from primary to secondary education; and (2) to explore the relationship between performance or reasoning tasks of the kind employed in nonverbal psychometric tests and the presence or absence of ability…

Previous studies have shown that retesting of groups of subnormal pupils does not lead to significant increases in the mean IQ; this present study confirms this for non-immigrant pupils. In contrast, however, there is a significant rise in the mean IQ of a group of immigrants. (Author)

Socioeconomic factors which differentiate social-class groups vastly overshadow any within-family treatment factors that might affect intellectual growth. (Authors)

Points out the responsibility of the intellectuals in revealing fallacies in Christopher Jencks' arguments. The idea of inequality as a philosophical concept, for example, is challenged. (DS)

Believes that the New Jersey Commission of Education's Policy of state-wide testing creates an atmosphere of repression against teachers'' and curbs imagination and innovation'' in children. (DS)

Data suggest an ability to use concrete-operational reasoning is not required for doing complex arithmetic, even though it may be necessary for learning these arithmetic skills. (Authors)

An average of the two scores on the LIPS and PPVT provides an estimate of current IQ comparable to that which might be obtained by a WISC or S-B. (Authors/MB)