faculty

Serggio Lanata, MD, MS

Assistant Adjunct Professor
Neurology

Elissaios Karageorgiou, MD, PhD

Asst Adjunct Faculty
Neurology

Dr. Karageorgiou was born in Glasgow, Scotland, and raised in Athens, Greece, where he graduated from Athens College and subsequently obtained a medical degree and a PhD degree from the National and Kapodistrian University of Athens. Upon completion of his medical studies, he worked as a post-doctoral associate at the Brain Sciences Center of the University of Minnesota under the mentorship of Apostolos P. Georgopoulos, MD, PhD, studying the encephalographic brain patterns in health and diseases such as dementia, multiple sclerosis, and schizophrenia.

Raquel Gardner, MD

Assistant Adjunct Professor
Neurology

As a board-certified neurologist, Dr. Gardner evaluates and treats patients with various neurological disorders and provides them with follow-up care. As a fellowship-trained behavioral neurologist, Dr. Gardner has specific expertise in the evaluation and management of patients with neurodegenerative disorders such as dementia and mild cognitive impairment.

Salvatore Spina, MD, PhD

Asst Adjunct Professor
Neurology

Panos Theofilas, PhD

Assistant Adjunct Professor
Neurology

Dr. Theofilas is Assistant Professor at the Memory and Aging Center, UCSF. He obtained his bachelor and masters’ degrees in Neuroscience at the University of Edinburgh, UK, and his doctorate at the University of Bonn, Germany, studying apoptosis signaling pathways, mitochondria dysfunction and excitotoxicity in animal models of epilepsy.

Richard Tsai, MD, MBA

Assistant Professor of Neurology
Neurology

Dr. Richard Tsai received his undergraduate degree in molecular and cell biology at University of California, Berkeley and a joint MD/MBA degree at Drexel University. He completed a neurology residency at Albert Einstein College of Medicine in New York, serving as chief resident in his last year. He then completed a fellowship in behavioral neurology at the UCSF Memory and Aging Center. Dr. Tsai is part of the Clinical Trials team and is active in leading and managing many neurodegenerative clinical trials.

Jesse Brown, PhD

Postdoctoral Fellow
Neurology

Dr. Jesse Brown is a postdoctoral fellow in the Seeley Selective Vulnerability Research Lab.

Georges Naasan, MD

Neurologist
Neurology

Dr. Georges Naasan received his medical degree from the American University of Beirut in Lebanon. He completed an internship in medicine and a residency in neurology at Case Western Reserve University, University Hospitals of Cleveland. He joined the UCSF Memory and Aging Center in 2011 where he is a Clinical Instructor and a Behavioral Neurology Fellow.

Katherine Rankin, PhD

Professor & Neuropsychologist
Neurology

Dr. Kate Rankin is a professor in the UCSF Department of Neurology who specializes in the neuropsychological, neuroanatomic, and genetic underpinnings of human socioemotional behavior in healthy aging and neurodegenerative disease. She studied psychology at Yale for her undergraduate work and received graduate degrees from Fuller School of Psychology in Pasadena, including her PhD degree in clinical psychology and a master’s degree in theology. 

Christine Walsh, PhD

Assistant Professor
Neurology

Christine M. Walsh, PhD, received her BA degree in physiology from Trinity College Dublin, University of Dublin in Ireland. Dr. Walsh did her doctoral work at the University of Michigan studying the effects of REM sleep modulation on learning and memory. She also studied the neural correlates of cognitive aging. In 2011 Dr. Walsh joined the UCSF Memory and Aging Center where she has been studying sleep in both healthy older adults and in individuals with neurodegenerative diseases. Dr. Walsh is particularly interested in the contribution of sleep disturbance to cognitive decline.

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