Bio
Mário Barroso is a specialist in forensic medicine and works at the National Institute of Legal Medicine and Forensic Sciences (Portugal). PharmD (University of Coimbra, 1999), Postgraduation in Forensic Toxicology (University of Coimbra, 2002), MsC (University of Coimbra, 2005), PhD in Toxicology (University of Beira Interior, 2010). Current interests: drugs and drug abuse; sample preparation; chromatographic analysis; analytical, clinical and forensic toxicology; hair analysis; accreditation and quality control issues; alternative specimens; establishment of cut-off values. He has published over 83 papers in scientific journals, including book chapters, 170 communications and 1 international patent.

Bio
Georgios Theodoridis is Professor of Analytical Chemistry at the Department of Chemistry, Aristotle University of Thessaloniki, Greece. He studied Chemistry (1990) and received his PhD (1994) in Separations Sciences from the Aristotle University. He then worked as a (post-doctorate) researcher at the Universities of Pardubice (CZ) and Leiden (NL), in AstraZeneca UK DMPK and as team leader at the Edmund Mach Foundation, Trento Italy. His research focuses on the application of LC-MS and GC-MS in metabolite profiling of nutritional metabolomics and foodomics. Emphasis is given on analytical method validation, QC and (bio)marker discovery. He leads the BIOMIC initiative of Aristotle University (http://biomic.web.auth.gr/) and the FoodOmicsGR_Research Infrastructure (http://foodomics.gr/). He has co-authored ca. 190 peer-reviewed articles, 20 book chapters and made more than 200 presentations in international meetings. He serves as Editor of J. Chromatography B, in the Editorial Board of Metabolites and in international think tanks and scientific bodies (EURACHEM, mQACC and other bodies).

Bio
Franck Saint-Marcoux works equally between the University and the Hospital, where he is in charge of clinical toxicology, environmental toxicology and forensic science for both. - He is responsible for the Clinical and Forensic Toxicology Unit of the Limoges University Hospital (France). This unit deals with more than 2000 forensic cases per year. - He holds a position of Full Professor of Toxicology at the faculty of Pharmacy of Limoges. He received different scientific awards from international societies and is author or co-author of over 80 papers in peer-reviewed international journals. He is Past President of the TDM group of the French Society of Pharmacology and Therapeutics (SFPT) and is a Member of the Scientific Council of the Frenck Society of Analytical Toxicology (SFTA). He has been Scientific Councilor of the International Association of Therapeutic Drug Monitoring and Clinical Toxicology (IATDMCT) for 4 years (2013–2017).

Bio
Donata Favretto is Professor of Forensic Toxicology at the University of Padova (Italy), Responsible for the Laboratory of Legal Medicine and Toxicology and Responsible for the Regional Antidoping Center at the University Hospital of Padova. She received her degree in Pharmaceutical Chemistry and Technology in 1990. She continued her academic enrichment specializing in Chemical Methodologies for Analysis and Control. From 1990 to 2001, she was a Researcher at the National Council of Researches at the Mass Spectrometry Center of Padova, where she focused her activity on the identification and characterization of organic molecules and biologically active compounds; she also had the opportunity to explore the potentials of the most advanced mass spectrometry techniques in the biomedical and clinical fields. In 2001, she moved to the Department of Legal Medicine—Forensic Toxicology and Antidoping, of Padova University Hospital, where she was actively involved in clinical and forensic toxicology. Since then, her research topics have been the diagnosis of acute and chronic intoxications, the determination of xenobiotics from biological fluids and complex matrices, the identification and quantification of drugs, drugs of abuse and metabolites, the dosage of neurodepressors, and the identification of doping agents. She continued her career, achieving the title of Associate Professor in Forensic Toxicology in 2006. She is pursuing her scientific and research activities at the Legal Medicine Institute of the University of Padova—Department of Public Health. She is responsible for the Laboratory of Legal Medicine and Toxicology and the Regional Antidoping Center. She is a Member of the Board of the International Association of Forensic Toxicologists (TIAFT). She is the President of the Italian Group of Forensic Toxicologists (GTFI). She has been a Member of the Board of the Society of Hair Testing since 2012, and the President since 2018.