Dr Matthew Harris (DPhil MBBS MSc PGCE FFPH) is a Clinical Senior Lecturer in Public Health, in the Department of Primary Care and Public Health, Imperial College London, and he is an Honorary Consultant in Public Health Medicine in the Imperial College Healthcare NHS Trust. His research spans global health, innovation diffusion, primary care and health services research. Through his work on Reverse Innovation, he has served as an Expert Witness at the All-Party Parliamentary Group on Global Health; he has been recognised through the award of a US Commonwealth Fund Harkness Fellowship examining cognitive biases against low-income country innovation; and more recently he was awarded an Imperial College London President’s Excellence grant for his work to decolonize the curriculum of the Masters in Public Health. At Imperial College London, he is the Theme Lead for Innovation and Evaluation in the NIHR Applied Research Collaborative for North West London, and leads a programme to identify frugal innovations from low-income countries and examine their potential for adoption in the NHS. This work has been published in the New England Journal of Medicine, Nature Medicine, British Medical Journal, BMJ Quality and Safety, International Journal of Integrated Care, Globalization and Health, Qualitative Health Research, Administration and Society, and Public Administration and Development. Prior to joining Imperial College London, Matthew worked for several years as a Primary Care physician in Brazil, a WHO Polio Consultant in Ethiopia, an HIV Technical Consultant in Mozambique and a Global Health Advisor to the UK Department of Health. He qualified in Medicine from UCL (1998), obtained his MSc (Public Health in Developing Countries) with Distinction from the London School of Hygiene and Tropical Medicine (2004), and his doctorate (Public Health) from Oxford University in 2009.