Matthew is a doctoral researcher on the programme PhD in Higher Education: Research, Evaluation and Enhancement at Lancaster University, and Deputy Chief Executive in the Students' Union at Buckinghamshire New University.  Matthew talks about his recent research, which explores quality assurance agencies' use of students in external review and accreditation panels. Matthew outlines the context, methodology, findings, and implications for the practice of his qualitative study. In particular, he discusses his use of Sabri's theory of Assumptive Worlds and his attempt to produce a new typology of involvement that may be used by policymakers.  Matthew can be contacted about his research via [email protected] or https://www.linkedin.com/in/heresearchermk/.  Talking to him is Olga Rotar, doctoral researcher and a member of CHERE@LU.