Welcome to the meeting guide for the 15th International Symposium on NeuroVirology, 2018 Conference on HIV in the Central Nervous System, and 24th Scientific Conference of the Society on NeuroImmune Pharmacology. This meeting, which is a joint effort of the International Society of NeuroVirology and the Society on NeuroImmune Pharmacology, will be held on April 10-14, 2018, at the Swissotel Chicago in Chicago, Illinois, USA. This guide will be updated as new information about the meeting becomes available. Once the meeting starts, this will also be your comprehensive in-meeting guide, which will include a full agenda, information about speakers and special activities, and a complete set of searchable abstracts for talks and posters.