We often hear people referred to as “Hamiltonians.” But that term always makes me wonder, which Hamilton do you mean? I recently had the opportunity to speak to a class at the West Virginia University School of Law. The subject was the constitutionality of federal marijuana prohibition. As I told the class, this is an open and shut case. It’s clearly unconstitutional. If you doubt me, ask yourself why alcohol prohibition required a constitutional amendment. The simple fact is there is no delegated power for the feds to regulate marijuana within the borders of a state. But over the years,...