This document discusses effective risk communication strategies. It notes common "traps" like providing incorrect information that leads to poor decision making. Elements of good communication include understanding the media and public perspectives. Well-known risk communication campaigns are mentioned, like the CDC's HIV/AIDS education. Failed communication can waste resources and undermine trust. People want advice, numbers, and context in risk messages. Extreme and milder criticisms of risk communication are outlined. Poor communication can negatively impact decision making and public trust in authorities. A simple strategy for effective communication is proposed.