Edward H. Clarke's book 'Sex in Education; or, A Fair Chance for Girls' is a groundbreaking work that delves into the controversial topic of coeducation and the potential negative effects it may have on the physical and mental development of female students. Written in a didactic and persuasive style, Clarke presents arguments based on scientific research and personal observations to support his assertion that coeducation may hinder a young woman's ability to achieve her full potential. This book was published in 1873, during a time when the role of women in society was a hotly debated issue, making Clarke's work even more relevant and significant in the literary context of the time. The book challenges prevailing attitudes towards gender and education, igniting a heated debate among scholars and educators. Edward H. Clarke, a prominent physician and lecturer, brings his expertise in physiology and psychology to support his arguments in 'Sex in Education,' shedding light on the potential dangers of coeducation for young women. Clarke's work is a must-read for anyone interested in the history of education, gender studies, or the social attitudes of the late 19th century.