RICARDO JORGE DINIS-OLIVEIRA, PharmaD, PhD, European PhD, DSc, is a Toxicologist and Forensic Sciences Expert. He developed scientific and academic activity in the areas of Toxicology and Pharmacology of Psychoactive Substances, Pesticides, and Medicines, in their preclinical, clinical, and forensic aspects, and in Forensic Medicine, namely the development of mathematical models to calculate the postmortem interval, known as the Holy Grail of Forensic Sciences. He has supervised several Integrated Master’s dissertations, Master’s dissertations, and PhD theses. He is a member of the Editorial Board and Ambassador of several International Scientific Journals. He is the author of more than 200 articles published (representing more than 5500 citations) in internationally indexed journals, with peer review, and the author of about 40 book chapters, four books, and four national and three international patents. He is the author of Guidelines in Forensic Sciences for Clinical and Forensic Toxicological samples collection, with an international scope, and has received recognition for his Pedagogical Excellence in Higher Education that resulted in international scientific publications. Furthermore, he coordinated the Self-Assessment Commissions for various accreditation processes of the “new” or “in operation” Cycle of Studies by the Higher Education Accreditation Agency (A3ES) and has been an A3ES expert since 2019. He is Full Professor at the University Institute of Health Sciences and of the Faculty of Medicine of the University of Porto. He is the Director of the Research Unit 1H-TOXRUN – One Health Toxicology Research Unit of IUCS-CESPU and integrated researcher of UCIBIO-REQUIMTE - Applied Molecular Biosciences Unit/ Associated Laboratory for Green Chemistry, Clean Technologies, and Processes. In 2021, 2022 and 2023 he integrated the World’s Top 2% Scientist’s list, which ranks the most highly cited scientists. He is the founder and current President of the Portuguese Association of Forensic Sciences (APCF) and was Vice-president of the Portuguese Society for the Study of Abuse and Neglect (SPECAN). He is Scientific Consulting of the companies of pharmaceutical development of Avextra Pharma GmbH and Albert Labs, and he is the Technical-Scientific Director of the Center of Forensic Expertise FOREN.pt. He was Director of Medical Writing at MTG Research. According to SCOPUS, his current h index is 39.