Claire Tyson is a teacher researcher based at Homewood School and Sixth Form Centre, where she combines teaching science with her research post. Her PhD was obtained by studying part time with Queen Mary, University of London in Clinical Pharmacology. Her focus is on using mixed methods research to investigate impact of interventions, educational outcomes and school culture. Her role includes working with staff and students to develop research capacity in the school as part of evidence informed practice and she has a special interest in balancing the ethics of school based research with pragmatist approaches to sampling.