Circle U. is an alliance of nine research-intensive European Universities, including Kings College London, that share a commitment to developing knowledge in service to society and addressing global challenges. EDIT is responsible for evaluating the effectiveness and impact of various Circle U. initiatives in promoting inter-/transdisciplinary research, to guide decisions on their future iterations. The evaluation adopts a "research on research" approach and employs both qualitative and quantitative research methods to examine the design, implementation and impact of different Circle U. activities.