Malgorzata Puchnarewicz is an Analyst in the Drug Control Centre in the Department of Analytical, Environmental & Forensic Sciences, School of Cancer & Pharmaceutical Sciences. Malgorzata joined the Drug Control Centre in June 2021. Prior to joining the Centre she worked in a Mass Spectrometry Facility at University College London (UCL) and as a Forensic Toxicologist for a Forensic Toxicology provider. She has contributed to several peer-reviewed publications and presented posters at national and international meetings. Malgorzata currently works in the Liquid Chromatography-Mass Spectrometry (LC-MS) team and is responsible for the preparation and analysis of urine samples for anti-doping purposes in accordance with UKAD and WADA requirements.