Dr Foster Unit: Our people
Dr Paul P Aylin
Clinical Reader in Epidemiology & Public Health
Paul Aylin is a Clinical Reader of Epidemiology and Public Health and assistant director of the Dr Foster Unit at Imperial. He trained in Public Health Medicine and his area of interest is health services research. He has worked on patient mortality at practice level for the Shipman Inquiry and investigated paediatric cardiac surgery at Bristol for the Bristol Inquiry.
- Tel:
- +44 (0)20 7594 3334
- Email:
- Webpage:
- /medicine/people/p.aylin/
Dr R Alex Bottle
Senior Lecturer
Alex is a lecturer in medical statistics and is the chief analyst within the Dr Foster Unit. His background is in epidemiology and statistics. Since secondment to the Shipman Inquiry, he developed the methodology behind the web-based national monitoring tools produced by Dr Foster Intelligence, widely used in the NHS.
- Tel:
- +44 (0)20 7332 8964
- Email:
- Webpage:
- /medicine/people/robert.bottle/
Mrs Hima Daby
Senior Database Manager
Hima is the Database Manager for the Dr Foster Unit. She is responsible for the production, maintenance and the operational efficiency of the Unit's large health datasets.
- Tel:
- +44 (0)20 7332 8962
- Email:
- Webpage:
- /medicine/people/h.daby/
Dr Rene Gaudoin
Research Associate
René is a research associate at the Dr Foster Unit. His research background is in computational physics. At the Dr Foster Unit he investigates advanced computational methods for case-mix adjustments and possible repercussions for HSMRs etc.
- Address:
- Dr. Foster Unit, 12 Smithfield St. London EC1A 9LA
- Tel:
- +44 (0)20 7332 8832
- Email:
- Webpage:
- /medicine/people/r.gaudoin/
Emeritus Professor Brian Jarman FMedSci
Senior Research Investigator
- Email:
- Webpage:
- /medicine/people/b.jarman/
Ms Sherry Morris
Dr Foster Unit Support Manager
Sherry is the unit administrator for the Dr Foster Unit and the PA to Dr Paul Aylin. Her responsibilities include managing the diary of the assistant director, purchasing supplies for the unit and monitoring the budget. She also maintains the Dr Foster Unit's webpages.
- Tel:
- +44 (0)20 7332 8960
- Email:
- Webpage:
- /medicine/people/sherry.morris/

William Palmer
- Address:
- DFU. 12 Smithfield Street. EC1A , Reynolds Building, Charing Cross Campus
- Email:
- Webpage:
- /medicine/people/w.palmer/

Dr Milagros Ruiz
Research Associate- Quality & Safety in Healthcare
Milagros is a Research Associate in the Dr Foster Unit. Within the Unit she concentrates on the analysis of Hospital Episode Statistics (HES). She is also working on comparing out of hospital mortality rates in the UK, USA and other European countries with the aim of shedding light on the relationship between in-hospital mortality rates and lengths of stay.
- Address:
- Dr Foster Unit, 12 Smithfield St, London, EC1A 9LA
- Tel:
- +44 (0)20 7332 8963
- Email:
- Webpage:
- /medicine/people/m.ruiz/
Dr Carmen Tsang
Carmen is a research assistant at the Dr Foster Unit, working under the remit of the Imperial Patient Safety Translational Research Centre (CPSSQ). Her research focuses on the measurement and monitoring of patient safety in primary care.
- Address:
- 12 Smithfield Street, London EC1
- Tel:
- +44 (0)20 7332 8809
- Email:
- Webpage:
- /medicine/people/c.tsang/






