Leon Barron

Dr. Leon Barron is a Reader in Analytical & Environmental Sciences at the School of Public Health, Imperial College London. His expertise spans chemical contaminant analysis, wastewater epidemiology, and environmental forensics. He leads the Emerging Chemical Contaminants team within the Environmental Research Group, focusing on pharmaceuticals, PFAS, and illicit drugs.

Education: BSc(Hons) in Analytical Science (2001), PhD in Analytical Chemistry (2005), and a Postgraduate Certificate in Academic Practice (2011). Previously held roles at King's College London as Lecturer (2009–2015) and Senior Lecturer (2015–2020).

Research interests include trace environmental analysis (LC, GC, MS), chemical risk assessment, and wastewater-based epidemiology. Key projects include global drug use monitoring via sewage analysis and PFAS removal from drinking water.

His work has produced over 100 peer-reviewed articles, with recent focus on PFAS accumulation, biochar filtration, and urban pollution source apportionment. Awards include Fellowships from Royal Society of Chemistry and Chartered Society of Forensic Sciences.

Supervises PhD students on topics like pesticide exposure, opioid monitoring, and machine learning in ecotoxicology. Collaborates internationally via initiatives like the Sewage Analysis CORE Group and NIHR HPRU in Environmental Exposures.