Sonia Tejada Solís is a neurosurgeon specialized in brain tumors, pediatric neurosurgery, and anti-aging medicine. She currently leads the Preventive Neurocognitive Unit at Olympia Quirónsalud and serves as Chief Medical Officer at Oakmond Marbella. She has worked as a consultant neurosurgeon at prestigious hospitals including Clínica Universidad de Navarra and Hospital Fundación Jiménez Díaz, and has held associate professor positions at multiple Spanish universities. She earned her medical degree from the University of Navarra, completed her neurosurgery residency at Ramón y Cajal Hospital, and holds a PhD in brain tumors from the University of Alcalá. She completed a fellowship in pediatric neurosurgery at Alder Hey Hospital (Liverpool) and a Master’s in Aesthetic, Anti-Aging, and Nutrition Medicine at Complutense University. Her research focuses on brain tumors, minimally invasive surgical techniques, and biological mechanisms linking neuro-oncology with healthy aging. She has authored over 50 publications and presented at more than 100 international conferences. Her clinical practice integrates advanced neurosurgery with preventive medicine, promoting brain health, vitality, and active aging.