This special anniversary volume describes the first 125 years of the American Psychological Association

With more than three times as many defined entries, biographies, illustrations, and appendices than any other dictionary of psychology ever printed in the Engli

This edition approaches psychology as a discipline with antecedents in philosophical speculation and early scientific experimentation. It covers these early dev

This book synthesizes research on groups from two separate but related fields--social psychology and clinical psychology--and encourages collaboration among res