"The Psychology of the Sexes: The Sexes in Their Relationship to Society" - this book by the famous British psychologist and writer Ellis Havelock explores the topic of gender identity and its impact on society. The author explores the multifaceted issues of gender differences, reflecting the consequences of these differences in social and cultural contexts. Through a review of current scientific evidence and her own analysis, Ellis discusses the role of gender in our lives and communities, revealing the complex relationships between individual identity and accepted sociocultural stereotypes. This book is an important source for understanding sexual psychology and its role in shaping our worldview.