The book "Tasks of social hygiene" was written by eminent psychologists and sexologists Ellis and Havelock. In this work, the authors explore important aspects of public health and mental well-being. They address issues of sexuality, gender relations, reproductive health issues, and other topics that relate to human physical and mental health in a social context. The book "Tasks of social hygiene" reveals important aspects of relationships between people and promotes the increase of intellectual and emotional literacy among readers.