Suppose we find confirmed evidence of extraterrestrial life, either in the form of an alien signal or microbes on Mars. Now what? British UFO investigator Nick Pope addresses that question in a follow-up e-mail that I've added to last week's posting on post-detection policy. He strongly suggests that the U.N. should be setting policies on the "what-to-do" issue. Take a second look, and weigh in with your own view.