Acquaintance with the monograph will allow the thoughtful reader to obtain extensive, comprehensive information about the "faces of manic-depressive disorder" - the clinic, pathogenesis and therapy of affective diseases, based on the data of numerous scientific sources, of which a significant proportion are works performed in the 21st century. The book is addressed to psychiatrists, doctors of other specialties, psychologists, but the author's brilliant erudition allows not only to comprehensively illuminate the fundamental problems, but also to present them in a lively form that is accessible even to an inexperienced reader.