Collaborative practice insight five - Resilience This brief explores how schools involved in SPP have drawn on relationships within their peer review groups during the period of the pandemic, and what they have learned about organisational resilience as a result. Collaborative practice insight four - Evidence at the heart This brief examines what one Multi-Academy Trust has discovered about the process of gathering data and evidence to support the peer review process and subsequent school improvement to enhance outcomes for pupils. Part of a series of insight reports looking at what school partnerships have discovered about working together through peer review and how this compares to wider research findings. Collaborative practice insight three - People & skills This brief explores the skills and attributes that practitioners have found most useful to enable them to conduct peer review effectively. Part of a series of insight reports looking at what school partnerships have discovered about working together through peer review and how this compares to wider research findings. Collaborative practice insight two - Systems & processes This brief examines what schools have discovered about the practical systems and processes that support effective peer review partnerships. Part of a series of insight reports looking at what school partnerships have discovered about working together through peer review and how this compares to wider research findings. Collaborative practice insight one - Culture This brief examines what practitioners have learned about creating the culture and relationships within, and between, schools to get the most from peer review. Part of a series of insight reports looking at what school partnerships have discovered about working together through peer review and how this compares to wider research findings. The power and potential of peer review Through our work with SPP, we have seen that well designed, well managed, rigorous peer review that involves senior leaders, middle leaders and teachers is one of the most valuable and impactful activities that schools in a mature, sector-led system can undertake. This report provides an insight into the impact SPP has had to date and takes a look toward the future for peer review in a self-improving system.