Beatriz Martínez-Delgado is a Scientific Researcher at the Rare Diseases Research Institute (IIER), Carlos III Health Institute (ISCIII) where she has directed the Molecular Genetics Unit since 2012. As of 2016, she is also responsible for the Genetic Diagnosis Laboratory and since 2021 she has been the coordinator of the Human Genetics Area of the IIER. She has extensive experience in research on the genetic bases of rare diseases, and in recent years her activity has focused prominently on the development of organoids as new models for rare disease research.