Michael A. Grandner, PhD, MTR, CBSM, FAASM, is a professor of psychiatry, psychology, medicine, physiological sciences, clinical translational sciences, and BIO5 at the University of Arizona. He directs the Sleep and Health Research Program and the Behavioral Sleep Medicine Clinic at Banner–University Medical Center Tucson. A licensed clinical psychologist certified in behavioral sleep medicine, his clinical work focuses on nonpharmacologic treatments for sleep disorders.

His research examines how sleep influences cardiovascular and metabolic health, neurocognitive function, mental health, daytime functioning, and longevity. His work also addresses social, behavioral, and environmental determinants of sleep, including sleep health disparities, and develops strategies to improve sleep at individual, community, and population levels.