Dignity is often denounced as hopelessly amorphous or incurably theological: as feel-good philosophical window-dressing, or as the name given to whatever principles give you the answer that you think is right. This is wrong, says Charles Foster: dignity is not only an essential principle in bioethics and law; it is really the only principle. In this ambitious, paradigm-shattering but highly readable book, he argues that dignity is the only sustainable...