Evidence of effectiveness.

For clear, accessible guidance on what constitutes strong evidence of an intervention's effectiveness, please refer to these resources:

• Coalition for Evidence-Based Policy
• Standards of Evidence as outlined by the Society for Prevention Research
  
• "What Constitutes Strong Evidence of Program Effectiveness" from the U.S. Office of Management and Budget
  
• "Identifying and Implementing Educational Practices Supported by Rigorous Evidence" from the U.S. Department of Education Institute of Education Sciences
  
• Blueprints for Violence Prevention