A quantifiable measure of teachers' intervention fidelity when delivering curriculum-based interventions allows researchers to interpret the effectiveness of the curricula under scrutiny. Fidelity measures, however, must accurately represent the critical components of an intervention to confirm that the intervention was delivered as intended and…

Applied researchers, whether working with the framework of design-based research or intervention science, face a similar implementation challenge: practitioners who enact their programs typically do so in varied, context-specific ways. Although this variability is often seen as a problem for those who privilege fidelity and standardization, we…