This practical introductory guide to neuropsychiatry provides a starting point for anyone interested in brain-behavior relationships and the treatment of neuropsychiatric problems. In Part I the authors introduce a neuropsychiatric approach to understanding basic and complex cognition, emotion, personality, and psychological adaptation. Part II describes the fundamental methods of neuropsychiatry, including an outline of the neuropsychiatric evaluation and the mental status examination. Part III reviews a range of topics in clinical neuropsychiatry, illustrating the practical application of concepts and methods previously discussed.