The dream of child in a paternal bed causes many spores. Both supporters and opponents of joint dream appeal to the different medical, social, psychological aspects of this phenomenon. A Scientist-anthropologist James Мак-Кенна collected exact arguments in behalf on a joint dream on the basis of data of biology, anthropology, statistics and own laboratory researches. He discovered, what in our days, and during all history humanity a joint dream played an important role providing of survival of children and their prosperity and rendered both instantaneous and long-term positive affecting their health and development. Considerable part of book an author dedicates to the questions of safety of joint dream. He examines all organizational moments - from the construction of bed to material of bed belonging, and also physical and psychological states of parents.This book, foremost, for parents, deciding to sleep together with a child, but testing an alarm concerning his safety during a dream, and also feeling pressure of public opinion| in addition, a book will be useful for specialists on the care of children, to the paediatricians, psychologists, grandmothers and grand-dads.