As criminal justice agencies plan to adopt an RNR evidence-based model, organizational readiness for change is critical. The article describes an organizational readiness model known as R=MC2 where Readiness includes Motivation (willingness) and Capacities (abilities), with the two capacity components being general capacities and innovation-specific capacities. It further describes the Readiness Building System (RBS), which includes assessment, feedback and prioritization, and readiness building strategies.