"The Task of Social Hygiene" is another significant work by Havelock Ellis, published in 1912. Unlike his more well-known work on human sexuality, this book focuses on broader social issues related to health and well-being.

In "The Task of Social Hygiene," Ellis explores the concept of social hygiene, which is concerned with promoting and preserving the physical and mental health of society as a whole. He argues that the health of individuals is closely intertwined with the health of society, and that addressing social factors is essential for improving public health outcomes.

Ellis covers a wide range of topics in the book, including poverty, housing conditions, education, and social reform. He emphasizes the importance of social and environmental factors in shaping health outcomes, advocating for policies and practices that promote social justice and equality.

One of the key themes of "The Task of Social Hygiene" is the idea that prevention is better than cure. Ellis argues that rather than simply treating the symptoms of disease, society should focus on addressing the underlying social determinants of health to prevent illness and improve overall well-being.

Overall, "The Task of Social Hygiene" is a pioneering work in the field of public health and social reform. Ellis's insights into the relationship between social factors and health continue to be relevant today, and the book remains an important resource for those interested in understanding and addressing the social determinants of health.