What could be less controversial than a US public high school social studies teacher informing his students that they have the right to refuse to answer whether they have done something illegal? In fact, this concept—the right against self-incrimination—is part of the...

Our experience in the U.S. government — running from roughly the period of the first Gulf War in the early 1990s until March 2003, just before the invasion of Iraq, when we left our positions at the White House on the National Security Council staff — effectively...