The news that President Obama plans to sign the National Defense Authorization Act (NDAA) permitting indefinite detention for Americans accused of supporting terrorism is a sad day for those who believe in basic civil and human rights. Equally, this move calls into question optimistic views about international norms and the power of human rights. Glenn Greenwald and others cover the threat to basic freedoms in posts that are well worth reading. By comparison, the import for scholars of norms may seem minor but is nonetheless worth pondering. Norms against indefinite detention have long been...