Dr. Cappabianca is affiliated to various international societies: Società Italiana di Neurochirurgia (SINch), Associazione Italiana di Neuro-Oncologia (AINO),American Association of Neurological Surgeons (AANS), Congress of Neurological Surgeons (CNS), Society of University Neurosurgeons (SUN), the Pituitary Society,European Association of Neurological Surgery (EANS), German Society of Skull Base Surgery, European Association of Neuro-Oncology (EANO), and Sociedad de Neurocirugia de Chile. He is an editorial board member for Neurosurgery, an international advisory board member for Acta Neurochirurgica, and senior editor of the peer-review board of World Neurosurgery.