One in a series of Perspectives in Psychology, this book sketches the development of theory and research on individual differences from Sir Francis Galton to the present. According to the author, the book's purpose "is to place the psychological study of individual differences in historical perspective, rather than to survey the history of differential psychology." Verbatim excerpts from prominent investigators, introduced and interspersed with comments by Anastasi, constitute the format.
Five key areas of research provide the focus of this 12-chapter book. These are: (1) the measurement of individual differences, (2) the nature of intelligence, (3) behavior genetics, (4) the effects of cultural deprivation, and (5) the nature of genius. Although all contributions cannot be mentioned in this review, the gist of the book may be revealed by brief summaries of several of the major accomplishments.
A passage from Galton initiates the studies on the measurement of