The Department of Anesthesiology, Perioperative and Pain Medicine, at Stanford University's School of Medicine, is a world-leading department that offers comprehensive training and perioperative patient care, pain management, and critical care medicine as well as cutting edge research, encompassing a wide spectrum of programs in basic, translational, clinical, health services and medical education. The CRCA will carry out these studies in perioperative areas within Stanford hospital and their primary responsibilities include data collection with high-density electroencephalography (EEG), magnetic resonance imaging (MRI) acquisition, post-processing of neuroimaging data, administration of neuropsychological testing batteries and patient surveys, maintenance of study regulatory compliance, and patient recruitment.