Reports on a study of trends in the segregation in fields of study by sex for recipients of college degrees in the 1980s. Examines three dimensions of segregation: (1) unevenness; (2) concentration or crowding; and (3) intergroup academic contact. Finds a slowdown in the trend toward gender integration after 1985. (CFR)

Maintains that intellectual ability has become a more important determinant of occupational success in recent decades, resulting in increased social class differences. Finds that, contrary to the usual view, class differences have become smaller and current social problems cannot be ascribed to low-ability people in the lower classes. (CFR)

Maintains that, among black and white men born between 1907 and 1946, family background accounts for at least half the variance in educational attainment. Reports on a study of 14,711 males to determine the educational attainments of men and their brothers among blacks and whites across time. (CFR)