Assistant Professor of Neurology

Dr. Day is the Director of the Division of Behavioral Neurology and Vice Chair of Research for the Department of Neurology. His research focuses on improving the clinical diagnosis, characterization, and treatment of individuals with common and uncommon causes of dementia, including neurodegenerative and autoimmune-mediated brain diseases. His research in dementia is supported by a career development grant from the National Institutes of Health, and funding from the Chan-Zuckerberg Initiative, the Alzheimer's Association, and other partners.

He is a founding member and Clinical Director of the Anti-NMDA Receptor Encephalitis Foundation, and a project PI of the ExTINGUISH Trial - the first multi-site randomized controlled trial for patients with anti-NMDAR encephalitis.

Associate Professor of Neurology

Dr. Feyissa is a neurologist who has specialized in epilepsy and clinical neurophysiology. His clinical focus includes brain tumor-related epilepsy, autoimmune-associated epilepsy, women with epilepsy, neuromodulation for epilepsy, and EEG. 

In addition to his clinical activities, Dr. Feyissa is active in research and is a recipient of intramural and extramural grant support. He authors expert content and publishes in high-impact scientific journals. He is also actively engaged in teaching and mentoring trainees across multiple levels. 

Professor of Neurology

Dr. Irani is a clinician-scientist and consultant neurologist. He has discovered LGI1 and CASPR2 antibodies, faciobrachial dystonic seizures and associated treatment responses, and has described the underlying immunobiology of autoantibody-mediated diseases. He continues to work on phenotypes and treatment responses in autoimmune neurology, in addition to the autoantibody and B cell characteristics that cause these diseases.

Instructor in Neurology

Dr. Marin Collazo is a neurologist with a special interest in multiple sclerosis. Her clinical focuses include the diagnosis and management of demyelinating/autoimmune diseases of the central nervous system, multiple sclerosis, neuromyelitis optica spectrum disorder, traverse myelitis, and neurosarcoidosis.

Program Director

Assistant Professor of Neurology

Dr. Lopez is a board-certified neurologist with a special interest in autoimmune neurological diseases. He evaluates and treats a broad spectrum of inflammatory disorders that affect the central nervous system. He aspires to develop better treatments for autoimmune neurological disorders.

In addition to his clinical activities, Dr. Lopez is active in research and education. He mentors residents and medical students. He authors expert content and has published multiple articles in high-impact scientific journals.