The main governing bodies of the DRD8 collaboration are the Collaboration Board (CB), the Steering Committee (SC), and the Resources Board (RB). The scientific structure of the collaboration is represented by the Work Package Conveners. Work Package Conveners and Steering Committee constitute the Technical Committee. Collaboration membership is defined by contributions to one or several DRD8 projects. The structure of the DRD8 collaboration is illustrated in Fig. 1