Sinead Langan

Professor Sinead Langan is a leading clinical epidemiologist at the London School of Hygiene & Tropical Medicine (School of Epidemiology and Population Health, Department of Non-communicable Disease Epidemiology). She maintains dual roles as a clinical dermatologist at St John's Institute of Dermatology, Guy's and St Thomas' Hospital, and as academic director for Health Data Research UK London.

• Queen's University Belfast (MD) - 2005
• University of Nottingham (PhD) - 2011
• University of Pennsylvania (Visiting Scholar) - Postdoctoral

Her research spans two critical domains:

• Immune-Mediated Inflammatory Conditions: Leading groundbreaking work on atopic eczema and psoriasis using 17 million patient records through OpenSAFELY platform, revealing novel associations between severe eczema and cardiovascular outcomes
• Health Data Methodology: Co-founder of the RECORD initiative (www.record-statement.org) that establishes international standards for observational health data reporting

Recent publications analyze:

• Gene-environment interactions in eczema
• Development of standardized protocols for routine health data analysis
• Cardiovascular risks in inflammatory skin diseases
• Long-term developmental impacts of atopic disease
• Pandemic effects on healthcare delivery

Key awards include:

• Fellow of Association of Physicians (2025)
• National Clinical Impact Award (2022-2027)
• ONS Excellence & People's Choice Awards (2022)
• British Society Medical Dermatology Prize (2022)

She directs:

• Coronavirus School Infection Survey (150 schools)
• NHS indirect effects monitoring during pandemic