Imperial College London


Faculty of MedicineDepartment of Surgery & Cancer

Honorary Research Fellow







1025Queen Elizabeth the Queen Mother Wing (QEQM)St Mary's Campus





Ryan Callahan is a Policy Fellow in the Centre for Health Policy at the Institute for Global Health Innovation, Imperial College London.

The Centre for Health Policy promotes innovative evidence-based policies among decision-makers worldwide, and undertakes a broad range of work from original academic research to developing practical applied solutions for health challenges for policymakers. The Director of the Centre for Health Policy is Professor the Lord Ara Darzi.

Ryan is the Director of the Peter Sowerby Foundation Forum, an interdisciplinary research programme developing new methods and use cases for patients, providers, and policymakers to use data to improve care.  In support of the Sowerby Forum and other Centre projects, he also manages the Centre's Big Data and Analytical Unit.

Ryan formerly worked as a strategy consultant at McKinsey and Company in their London and Chicago offices, where he led an international collaboration of health systems to improve population-level cancer outcomes.  He has also worked in West Africa as a hospital consultant and Washington, DC in monitoring and evaluation of public health programmes.



Flott K, Callahan R, Darzi A, et al., 2016, A Patient-Centered Framework for Evaluating Digital Maturity of Health Services: A Systematic Review, Journal of Medical Internet Research, Vol:18, ISSN:1439-4456

Callahan R, Darzi A, 2015, Five Policy Levers To Meet The Value Challenge In Cancer Care, Health Affairs, Vol:34, ISSN:0278-2715, Pages:1563-1568

Jilka SR, Callahan R, Sevdalis N, et al., 2015, "Nothing About Me Without Me": An Interpretative Review of Patient Accessible Electronic Health Records, Journal of Medical Internet Research, Vol:17, ISSN:1439-4456

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