Threats to journalists carry many different lessons, but one is constant: People who would intimidate or kill journalists are usually terrified that someone might find out. Journalists who want to protect one another need do nothing more than what should come naturally to them: report on threats to journalists--big threats and small threats, whether they are directed against the international luminaries of the profession or small timers. Non-journalists can also play a big part in the fight to protect journalists. Next to tough and timely reporting that establishes the facts of a case,...