This book tells the story of a society reversing deeply held worldviews and revolutionizing its demography. In parts of eighteenth-century Japan, couples raised only two or three children. As villages shrank and domain headcounts dwindled, posters of child-murdering she-devils began to appear, and governments offered to pay their subjects to have more children. In these pages, the long conflict over the meaning of infanticide comes to life once again. Those who killed babies saw themselves as...