The "H" in the H factor stands for "Honesty-Humility," one of the six basic dimensions of the human personality. People who have high levels of H are sincere and modest; people who have low levels are deceitful and pretentious. It isn't intuitively obvious that traits of honesty and humility go hand in hand, and until very recently the H factor hadn't been recognized as a basic dimension of personality. But scientific evidence shows that traits of honesty and humility form a unified group of personality traits, separate from those of the other five groups identified several decades ago....

Individual Differences and Personality, Third Edition provides a comprehensive overview of research on personality. The book begins with the main approaches to the study of personality, basic principles of personality measurement, the concept of personality traits, and the major dimensions of personality variation. Further chapters review personality change and stability, biological causal mechanisms, genetic and environmental influences and evolutionary adaptive function.

Personality disorders are examined as are life outcomes--such as relationships, work, health, and...