Recent developments in peacebuilding policy have given us new global commitments, such as the commitment to foster peaceful, just and inclusive societies in the 2030 Agenda, and the Sustaining Peace resolutions. Yet these commitments are extremely broad, presenting significant challenges in follow-up and implementation. If peace is everything, then how does a government, a civil society group, a donor or an agency prioritize between different programmatic, budgetary and policy alternatives?