In a book from position of psycho-analysis told about experience of application of theory of attachment in clinical practice. History of origin of theory of attachment is briefly expounded, methods and results of scientific researches are presented on this issue, and also different going near classification of the so-called "violations of attachment". Scientific conclusions refresh oneself description of separate model cases from clinical practice on material of hospital of all age-related groups of patients charts. In final part of book told about possibilities of fruitful practical application of knowledge on the theory of attachment in such areas, as a prophylaxis, pedagogics, domestic and group therapy.