Below is a guest post by Martin Willner, research associate in the International Institutions and Global Governance program.
More often than not, when we think about customs and laws, we think of them as two distinct categories. Customs are encouraged, but optional: replying to an RSVP request, writing a thank-you note, shaking hands. Laws are mandatory: stopping at red lights, paying taxes, going to jury duty. As Kipling might put it, custom is custom and law is law and never the twain shall meet. Read more »