Eberval Gadelha Figueiredo, MD, PhD, completed a fellowship in microsurgery at the Barrow Neurological Institute (USA). He holds a PhD in sciences and is an associate professor of neurosurgery at the School of Medicine at the University of São Paulo (USP), as well as head of the Cerebrovascular Surgical Group at Division of Neurological Surgery (HCFMUSP). He has been one of postgraduate coordinator at the University of São Paulo’s Department of Neurology since 2015 and chief editor of Brazilian Neurosurgery, the official Brazilian neurosurgery journal, since 2011. Dr. Figueiredo is the current president of Brazilian Neurosurgical Society (2021–2022) and associate member of Harvard Medical School and Harvard University Alumni since 2015.Nícollas Nunes Rabelo, MD, PhD, Neurosurgeon and member of the Brazilian Society of Neurosurgery and SBN Academic league director (2021-2022). He has a postgraduate qualification in Neurocritical care medicine from Sirio Libanês Hospital and a fellowship in vascular and skull base Neurosurgery at the University of São Paulo (HCFMUSP). Dr. Rabelo is a Pos PhD student from School of Medicine at the University of São Paulo (FMUSP) and is an adjunct researcher at the same University. He has MBA in health management from Fundação Getúlio Vargas and is Professor of Atenas Medical School and Pos graduate of neurocritical care medicine at Sirio Libanês Hospital- IEP.
Leonardo C. Welling, MD, PhD, is a neurosurgeon and member of the Brazilian Society of Neurosurgery. He obtained a postgraduate qualification in neurointensive care from Sirio Libanês Hospital (São Paulo) and completed a fellowship in microneuroanatomy at the Portuguese Beneficence Hospital (São Paulo). He holds a doctoral degree in medical sciences from the School of Medicine at the University of São Paulo (FM–USP) and completed the same university’s postdoctoral neurology program. Heis a member of the Congress of Neurological Surgeons (USA) and a Professor of Neurosurgery at the State University of Ponta Grossa (UEPG).