Nikolas P Lemos

Professor Nikolas P Lemos is a chartered forensic scientist and director of the Cameron Forensic Medical Sciences unit at Queen Mary University of London's William Harvey Research Institute. He holds academic affiliations with institutions in San Francisco, St Louis, and Athens, focusing on forensic toxicology, postmortem analysis, and drug-facilitated crimes. His career includes roles as Chief Forensic Toxicologist in San Francisco and Head of Forensic Toxicology at St George's University of London.

His research emphasizes cannabinoids in forensic contexts, drug analysis in keratinous matrices (nails/fingernails), and forensic laboratory accreditation standards. He has co-authored over 85 peer-reviewed publications, including landmark studies on cannabinoid detection in postmortem toxicology and fingernail analysis.

Professor Lemos is actively engaged in professional organizations, serving as Chair of the Toxicology Section of the American Academy of Forensic Sciences. He has provided expert testimony in over 325 criminal and civil cases globally, addressing forensic toxicology matters related to drug-facilitated crimes, driving under influence cases, and postmortem redistribution phenomena.

Key achievements include designing forensic laboratory facilities in San Francisco, coordinating NAME/ABFT accreditations, and receiving a Congressional Proclamation of Achievement (2005) for contributions to community safety. His work bridges forensic science with legal systems, particularly in drug policy and toxicological evidence interpretation.