Ed Whelan at NRO "Bench Memos" is really hitting below the belt now: he's reading and quoting from some of the Yale dean's articles. No fair! More at NRO "Corner" here and here.
More: Eric Posner suspects Koh's partiality for transnationalism in law extends only up to a certain prudent point. And Eugene Volokh critically examines Koh's views on the collision between transnational law views of free speech and our own First Amendment tradition.