In this issue of Neuroimaging Clinics, guest editor Dr. Tchoyoson Lim Choie Cheio brings his considerable expertise to the topic of Central Nervous System Infections. Infections can involve any part of the CNS and often, multiple parts of the CNS are involved at the same time. The imaging surrounding them is constantly evolving, and in this issue, key international experts provide a thorough update of the imaging of these common and pervasive infections. Contains 13 practice-oriented topics including emerging public health, multidisciplinary teams and pitfalls in CNS infection imaging; acute neurological complications of COVID-19; subacute to chronic neuroimaging findings in SARS-CoV-2/COVID-19 infection; imaging of opportunistic infections and HIV/AIDS; imaging of head and neck infections; and more.  Provides in-depth clinical reviews on central nervous system infections, offering actionable insights for clinical practice.  Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.