In 1901, Dr. Alfred Fournier committed an act both simple and revolutionary: he wrote For Our Sons, When They Turn 18, a sexual and reproductive health treatise based on his clinical work at a leading Paris hospital. If this booklet aided adolescent understanding of health, it also encouraged reformers around the world to publish. By 1913, countless works on venereal disease prevention were available to adolescents. During this period, authors wrestled...