Gareth Parry is a biostatistician with the CMC and Health Equity Research Lab. Gareth has a background in health services research and biostatistics, focusing on the evaluation of improvement & implementation initiatives, and quality & safety measurement. He was recently Senior Scientist at the Institute for Healthcare Improvement (IHI), where he led the evaluation department, developing a novel mixed-method rapid-cycle evaluation approach for implementation and improvement projects. He regularly taught improvement, implementation, measurement, and evaluation methods across the globe. At IHI, he also developed and applied patient safety measurement tools in adult and pediatric care. His early career in the United Kingdom (UK) focused on developing and applying the Clinical Risk Index for Babies (CRIB) Score, used internationally in clinical and service delivery research. He undertook similar work in pediatric and adult intensive care, becoming the founding director of the UK pediatric Intensive Care Audit Network (PICANet).