This book is an ideal introduction to work in psychology and the neurosciences. Walking us through the key topics including historical, developmental and cultural perspectives, the book shows that the different types of emotions each is an evolved adaptive structure that serves a functional purpose. It is shown how these types are expressed differently on the human face, how they are developed in the child, and how they influence and are influenced by culture, health and the ways persons think and perceive. Knowledge of emotions is essential for anyone who plans to work, or whose work already involves, helping, instructing, negotiating, or controlling others. This introductory-level book teaches undergraduates as well as general readers the main components and methods, and helps readers to better understand how emotions operate both within the body and out in the world. It is a valuable resource for undergraduate students in psychology, nursing, social work, physiotherapy and occupational therapy find this book an important accompaniment.