This document summarizes a meeting aimed at bringing together stakeholders to address childhood obesity in Nottingham, UK. The key goals were to understand the various factors influencing children's diet and physical activity, create a network to take a holistic approach, and build a system map showing the relationships between influential factors. The agenda included presentations on local obesity data, systems thinking approaches, and group activities where attendees identified influential factors and built a preliminary system map. The meeting concluded by discussing next steps like combining individual maps and prioritizing joint actions at a follow-up workshop.