Carlos Velásquez is a Consultant Neurosurgeon in the Neurosurgery Department and Spine Unit at Hospital Universitario Marqués de Valdecilla (HUMV) and an Assistant Professor at the University of Cantabria. His clinical and research work focuses on neuro-oncology, particularly glioblastoma biology and tumor invasion.

He completed his neurosurgical training and PhD at the University of Cantabria, followed by advanced fellowships in neuro-oncology and skull base surgery at the University of Toronto and the Princess Margaret Cancer Centre. He is a Fellow of the European Board of Neurosurgery (FEBNS) and an active member of the European Association of Neuro-Oncology (EANO), where he serves on the Educational Committee.

Roberto Ocon Quintial is a Consultant Clinical Neurophysiologist at the Marqués de Valdecilla University Hospital, where he completed his training. His area of specialization is Intraoperative Neurophysiological Monitoring, for which he completed a Fellowship at Mount Sinai-St.

Luke-Roosevelt Hospital in New York. He is also a member of the Spanish Association of Intraoperative Neurophysiological Monitoring.