It is possible to discern a new trend replacing New Public Management (NPM) in human service organisations. This trend comprises a discussion about evidence and governance with the goal of establishing a knowledge-based practice within Swedish social service. Efforts aimed at promoting an evidence-based practice have been an explicit part of Swedish social policy for more than 15 years. As a public venture aimed at changing local municipality social work practice, the initiative described in this article has few predecessors in terms of personnel, finance, or political support. The purpose of this article is twofold: first, to describe the intervention and its implementation, and second, to analyse the intervention and its implementation an...