The central question of psychology involves how personalty--personhood--is formed. The twin factors or causes, of nature (genetics) versus nurture (environment) always lurk and subtly interplay in an epigenetic synthesis. This book identifies and consolidates an understanding of personality development, personality type, and personality style. Twelve Styles are identified and displayed through fascinating case examples. Examined is the powerful organizing principle of how emotion, especially anger, is managed. A detailed glossary helps guide the reader,