The influence of contextual factors on implementation fidelity in a whole school approach to prevention of violence against women.

An alternative notion of implementation fidelity, "fidelity to function," may have permitted increased flexibility to tailor the intervention components to suit different school and community contexts and potentially, increasing both the reach and impact of the program. SO WHAT?: Understanding how to apply notions of fidelity to guide whole of setting change are important considerations if programs are to be replicated to have wider reach and greater impact and effectiveness.