"Owen's Moral Physiology; or, A Brief and Intelligible Treatise on the Question of Fertility" is a book written by Robert Dale Owen, a famous American writer and philosopher. In this work, the author examines the issue of birth rate and population through the prism of morality and physiology. He will try to reveal important aspects of this issue, point out the causes of overpopulation and suggest possible ways to solve it. This book is an important source for understanding the problems of demography and ethics, and also invites the reader on an intellectual journey into the world of moral and physiological aspects of society.