Abstract
The idea that ethics can be derived from a common morality, while controversial, has become very influential in biomedical ethics. Although the concept is employed by several theories, it has most prominently been given a central role in principlism, an ethical theory endorsed by Tom Beauchamp and James Childress in Principles of Biomedical Ethics (2009).1 This text has become a cornerstone of medical ethics education, an achievement that has been commended by critics and supporters alike. It articulates a system of ethical decision making that is firmly rooted in claims about the common morality. Beauchamp and Childress’s theory of common morality has been both defended and criticized in the bioethics ..