Dr. Behrouz Kassai (MD, PhD) is a Pediatric Pharmacologist specialized in public health. His hospital activity is focused on evaluation of drugs and diagnostic tests, and the implementation of their results into the practice. He has 17-year experience in designing, conducting and publishing clinical trials, translational research, and meta-analyses in the field of cardiovascular diseases, pediatrics and rare diseases. Assistant lecturer in the Department of Clinical Pharmacology since 1999 and at the Clinical Investigation Centre (Inserm-Hospices Civils de Lyon) since 2003, he manages the pediatric research activity of a team of 25 members. He also develops his research supervising PhDs in the field of metaresearch on methodology with a special focus on rare diseases and pediatrics, drug utilization in children, and young patients involvement in clinical research at the French National Centre for Scientific Research (CNRS), Department of Biostatistics, Health and Environment. In 2016, he created the Department of Pharmacotoxicology in Hospices Civils de Lyon (HCL), joining the two Departments of Clinical Pharmacology and Pharmacovigilance-Antipoison Centre, launched the Iso 9001 labeling of the department. He keeps contributing to the on–call activity of the Antipoison Centre. In 2018, he was appointed to lead the new Department of Clinical Epidemiology created within the Public Health Centre at the HCL, joining three separate teams of more than 50 members. As the deputy head for research activities of the Public Health Centre since 2019, he wrote the scientific strategy of the Public Health Centre, and research on pharmacoepidemiology at the HCL.