This document discusses a study on individual differences and attitudes. It defines individual differences as variations among people in certain characteristics that distinguish one person from another. The document outlines several types of individual differences including interests, attitudes, values, study habits, and psychomotor skills. Individual differences are caused by both hereditary/nature factors like intelligence as well as environmental/nurture factors like family and education. The document also defines attitudes as feelings or inclinations towards people and things, and discusses the cognitive, affective, and behavioral components of attitudes as well as their sources in family, peers, and socialization.