This document provides information about the 21st Annual Meeting and Education Day of the Society for Neuro-Oncology, which will take place November 17-20, 2016 at the Fairmont Scottsdale Princess hotel in Scottsdale, Arizona. The meeting will focus on precision medicine and the new WHO classification of central nervous system tumors. It will feature keynote speakers, concurrent sessions, poster presentations, and a gala dinner. The goal is to educate neuro-oncologists and other medical professionals on the latest research and advances in CNS tumor diagnosis and treatment.