Both the right to dissent and the “rule of law” are celebrated and frequently invoked values. Yet widespread popular dissent, such as that seen in the recent Black Lives Matter protests sparked by the police killing of George Floyd and others and a strong backlash against protestors by some political leaders, has deeply challenged the compatibility of those values. This tension raises deep theoretical questions about the essential concept of the rule of law, questions that have not yet been addressed by legal theorists. Consensus is greatest with respect to some of the formal characteristics of the rule of law, and formal definitions of the rule of law focus on formal properties of governance by law, primarily properties associated with the...