The field of science which studies behavior and mind is known as psychology. It deals with the analysis of conscious and unconscious phenomena, thoughts and feelings. Some of the diverse mental and behavioral processes studied within this field are cognition, perception, emotion and motivation. There are numerous branches within this field such as social psychology, behavioral psychology and cognitive psychology. Social psychology is involved in the study of how people's thoughts, behaviors and feelings are affected by the actual, implied and imagined presence of others. Behavioral psychology studies the cognitive processes within humans and other animals. The study of mental processes such as language use, attention and creativity falls under the domain of cognitive psychology. This book is compiled in such a manner, that it will provide in-depth knowledge about the concepts and application of psychology. It is a valuable compilation of topics, ranging from the basic to the most complex advancements in this field. This book will serve as a valuable source of reference for graduate and post graduate students.