C-DIAS Expert Faculty Consultation on implementation science for addiction treatment are one-time consultations with a C-DIAS Faculty to provide guidance, at no cost, on topics such as but not limited to addiction implementation science focused grant proposal or project preparation/development; study design; selecting and integrating conceptual models and frameworks; partner and stakeholder engagement; selection and evaluation of implementation strategies; implementation methods, measures, and outcomes; costing; professional development; and manuscript preparation.