[영문]Although policymakers may become sensitized on an issue by compelling anecdotes and may be motivated by ideology, increasingly, actual decision making requires the presentation and acceptance of hard evidence, whether or not it is valid or complete. Health Affairs has demonstrated a remarkable record of adapting to the times by moving successfully to Web-based publishing and an interactive blog. As a highly respected and nonpartisan health policy journal, Health Affairs is well positioned to take up the challenge of reducing out-of-control evidence.