Formative evaluation provides stakeholders with timely feedback to support an intervention's improvement during implementation to maximize its effectiveness. We describe the qualitative methods that guided one study within a formative evaluation of a multicomponent care delivery intervention. We then describe the challenges and lessons learned…

Sustainable community health improvement often requires the implementation of complex interventions in complex systems. Drawing from the "Four Keys to Success" frame (theory, implementation, support, and evaluation), this article describes how we used a formative evaluation approach to foster a learning system capable of monitoring and…

This article contributes to research on evaluation by examining the capacity and contribution of developmental evaluation for innovating. This case study describes the "preformative development" of an educational program (from conceptualization to pilot implementation) and analyzes the processes of innovation within a developmental…

The evaluation of an intervention delivered across multiple treatment sites presents a unique opportunity for evaluators to gauge the manner and degree to which the "impact" of treatment varies across implementation conditions and different target populations. However, the availability of implementation data for each treatment site, while…