Reported was a followup study of intellectual and nonintellectual predictors at second or fifth grade levels of later high school achievement level and status of about 150 subjects. (DB)

Results were interpreted as supporting an inhibition deficit theory of mental retardation. (Authors)

Study attempted to examine the long range effects of ITA. (MB)

The present study explores the specific environmental influences in the intellectual development of 24 adoptive infants living in middle class families. (Author)

If two social class groups are equated on total intelligence scores, one social class sample appears to succeed on essentially the same test items as does the other. A given score on an intelligence test appears to represent the same skills for one social class as it does for another. (Author/AG)

The achievement test residual's ability to discriminate between school systems has potential as a useful measurement of school system output. (LN)

Remarks on four flaws in Dr. Woo-Sam's critique which appears in this issue. (MB)