Sam Harris on "Free Will". Deontological ethics. Deontological ethics or deontology is the normative ethical position that judges the morality of an action based on the action's adherence to a rule or rules.[1] It is sometimes described as "duty" or "obligation" or "rule"-based ethics, because rules "bind you to your duty".[2] Deontological ethics is commonly contrasted to consequentialism[3] and virtue ethics.
Deontological ethics is also contrasted to pragmatic ethics. Deontological philosophies[edit] Who Says Science has Nothing to Say About Morality?