Helen Crabbe is a Senior Epidemiology Scientist in the Environmental Epidemiology Group at the UK Health Security Agency’s Centre for Radiation, Chemical and Environmental Hazards. She conducts epidemiological analysis of environmental exposures and effects on health including water contaminants, air pollution, land contamination, climate change and natural hazards. She develops and evaluates surveillance for environmental public health, including running the lead exposure in children surveillance system for England. She is a supervisor for the UK Field Epidemiology Training Programme and Honorary senior lecturer, fellow and researcher at several UK universities. She has a background in environmental health, environmental science and management, pollution control, GIS, spatial epidemiology, respiratory health, non-communicable diseases, EIA, and HIA.