Charles DeCarli, M.D.
Professor and Director, UC Davis Alzheimer’s Disease Center
Victor and Genevieve Orsi Chair in Alzheimer's Research
Professor of Neurology and the Victor and Genevieve Orsi Chair in Alzheimer's Research. He directs the UC Davis Alzheimer’s Disease Center and the Imaging of Dementia and Aging (IDeA) laboratory. His research interests focus on the use of neuroimaging techniques to examine the biological underpinnings of brain structure and function during aging and in the presence of diseases such as cerebrovascular and Alzheimer’s disease. Serves as leader of the Investigator Development Core of the Latino Aging Research Resource Center (LARRC) a federally funded Resource Center for Minority Aging Research (RCMAR).
Ramsey Badawi, Ph.D.
Associate Professor, Radiology School of Medicine Academic
Dr. Badawi is Associate Professor of Radiology and Director of Research in the Division of Nuclear Medicine. Dr. Badawi is focused on translational imaging, with emphasis on PET and other radiotracer techniques. Translational imaging is aimed at transferring (“translating”) research imaging methodologies to the clinic and human use. This requires a multidisciplinary approach and Dr. Badawi has developed multiple collaborations with other investigators. He is currently engaged in development of new scanner hardware for high-resolution molecular imaging in humans, image processing and informatics support for the use of image-based tumor metrics in cancer therapeutics, a combined optical/beta probe for atherosclerosis applications, and design explorations for a very large axial field of view PET scanner for humans.
Laurel Beckett, Ph.D.
Professor, Department of Public Health Sciences, Division of Biostatistics
Biostatistics Core Leader
Dr. Beckett is a Professor in the Department of Public Health Sciences and Chief of the Division of Biostatistics. Her principal research interests include development of Statistical methods for longitudinal data, population-based studies, and translational research between basic science and clinical medicine. She does extensive collaborative research using these methods for studies of chronic diseases, especially the relationship between biology, etiology, and treatment. In addition to Dr. Beckett’s extensive research experience in cognitive neuroscience research, she also has mentored nearly 100 predoctoral trainees and 17 advanced scholars. She is a Lead Mentor on the UCD K30 award and has received the Dean’s Award for Excellence in Mentoring. Moreover, she is especially committed to opening research doors for under-represented groups. Undergraduate scholars have included 1 African-American student, 1 Hispanic student, and 1 American Indian /African American student, all of whom have gone on to advanced training.
Deborah Cahn-Weiner, Ph.D.
Associate Clinical Professor of Neurology
Dr. Cahn-Weiner is Associate Clinical Professor of Neurology. She is board-certified in Clinical Neuropsychology and serves as the Neuropsychologist at the UC Davis Alzheimer’s Disease Center’s (ADC) East Bay office. Her research interest focuses on understanding how cognitive, psychological, and medical factors are related to everyday functioning in different types of dementia. She is also interested in how these relationships change over time, and which factors best predict functional decline in various dementia subtypes.
Dr. Chan is an Assistant Clinical Professor of Neurology. She is a neuropsychologist who offers comprehensive neuropsychological evaluations through the Neuroscience Clinic at the UC Davis Medical Center. Her primary research interests are in multidimensional behavioral interventions that promote effective everyday functioning in older adults, and reducing health disparities among minority groups through identification of sensitive and culturally appropriate tools for early detection of cognitive decline among diverse populations.
Fawn A. Cothran, PhD, RN, GCNS-BC
Assistant Professor in the Family Caregiving Institute, Betty Irene Moore School of Nursing
Co-Investigator, Outreach, Recruitment and Education Core Leader
Fawn A. Cothran is an assistant professor in the Family Caregiving Institute at the Betty Irene Moore School of Nursing at UC Davis. She works to advance the vision of Family Caregiving Institute to support health and well-being for persons with chronic and serious illnesses as well as their family and caregivers, with an emphasis on older adults.
Cothran, a 2013-2015 Claire M. Fagin Fellow with the National Hartford Centers of Gerontological Nursing Excellence, focuses her research on the health of African-American dementia family caregivers. Cothran has worked in long-term care, corrections and acute care, but her clinical work with older adults in long-term care and community-based care transitions informed her research in dementia caregiving in the African-American community. Through collaborations with interdisciplinary experts across academic and community-based settings, she seeks to develop and test culturally tailored behavioral interventions for African-American dementia caregivers to promote healthy physical and mental well-being, as well as enhance quality of life.
Brittany N. Dugger, Ph.D.
Assistant Professor, Department of Pathology and Laboratory Science
Dr. Dugger is an Assistant Professor of Pathology. She is a neuroanatomist and co-investigator of the UC Davis Alzheimer’s Disease Center Neuropathology Core. Throughout her career, she interfaced with the fields of neurology and neuropathology and focused on clinicopathological correlates to investigate disease heterogeneity. Her work has resulted in numerous private, state, and federally funded grants and over 50 peer-reviewed manuscripts. Dr. Dugger joined the faculty at the University of California Davis in the winter of 2018; her laboratory focuses on (1) understanding heterogeneity within neurodegenerative diseases (2) understanding the interaction of peripheral changes to aging and neurodegenerative diseases. In addition to her research, Dr. Dugger is the director of the Brains to Classrooms program, which educates elementary school students on brain health and comparative anatomy.
Audrey P. Fan, Ph.D.
Assistant Professor, Neurology and Biomedical Engineering
Dr. Fan is an Assistant Professor of Neurology and Biomedical Engineering. She is an imaging physicist with experience in stroke research and co-leader of the Neuroimaging Core for the UC Davis Alzheimer’s Disease Research Center. Her lab develops novel magnetic resonance imaging (MRI) and positron emission tomography (PET) methods to measure brain physiology in cerebrovascular disease and vascular dementia. As there is large overlap between vascular risk factors and cognitive decline, Dr. Fan characterizes this risk with brain imaging biomarkers such as cerebral blood flow, oxygenation, and vascular reserve. Through new MRI and PET technologies, she aims to diagnose cerebrovascular disease and dementia earlier than ever, and identify optimal therapies to improve patient quality of life.
Sarah Farias, Ph.D.
Associate Professor, Department of Neurology
Clinical Core Co-Leader
Dr. Farias is Professor of Neurology. Her background is in Clinical Psychology with specialization in Neuropsychology. She directs the California State Alzheimer’s Disease Center at UC Davis and serves as Co-Leader of the NIH-funded UC Davis Alzheimer’s Disease Center’s (ADC) Clinical Core. A longstanding research interest focuses on examining how cognitive and non-cognitive factors impact an older adult’s ability to function independently in their everyday lives. More recent research endeavors include the development of interventions to support better everyday function among older adults at risk for Alzheimer’s Disease through teaching compensation strategies and the adoption of lifestyle changes to support brain health.
Danielle Harvey, Ph.D.
Associate Professor, Department of Public Health Sciences, Division of Biostatistics
Dr. Harvey is an Associate Professor in the Division of Biostatistics, Department of Public Health Sciences, School of Medicine, at UC Davis. Her research primarily focuses on the statistical analysis of neuroimaging data. For the past twelve years, she has worked in the area of Alzheimer’s disease, with particular emphasis on the use of neuroimaging to identify markers of disease progression. As such, she has expertise in the analysis of complex correlated data, whether the correlation is due to repeated measures from the same person at a single time point (multiple brain regions or multiple electrodes, for example) or multiple measurements over time on the same person (longitudinal studies). Dr. Harvey’s independent research focuses on deriving hypothesis-driven summaries of neuroimaging data that utilize the known structure of the brain as well as the hypothesized biology of the disease process.
Lee-Way Jin, M.D., Ph.D.
Professor and Director of Neuropathology, Department of Pathology and Laboratory Medicine
Neuropathology Core Leader
Dr. Jin is Associate Professor, Department of Medical Pathology and Laboratory Medicine and Director of the Division of Neuropathology. Dr. Jin is a neuropathologist and neuroscientist with expertise in the molecular analysis of brain diseases. He is currently the principal investigator of the NIA- funded Neuropathology Core of the Alzheimer’s Disease Center at UC Davis. He is also the UCD principal investigator of the “University of California Pediatric Neuropathology Consortium,” with the mission to collect and study cells and brain tissues from patients with neurodevelopmental disorders such as autism, fragile X syndrome, and Rett syndrome. Dr. Jin also conducts basic science research in his laboratory. His scientific goals include identifying potential cellular and molecular therapeutic targets and designing and testing small molecule compounds specific for these targets.
David K. Johnson, Ph.D.
Associate Professor of Neurology
Core Leader, Outreach, Recruitment and Education Core
Dr. Johnson is an Associate Professor in the Department of Neurology. He directs the California State Alzheimer’s Disease Center in the East Bay. His research program focuses on improving the sensitivity and specificity of cognitive and biological markers of Alzheimer’s disease and on developing and testing clinical interventions that inhibit disease progression. His expertise is in clinical and neuropsychological assessment of healthy aging and dementia and advanced longitudinal research methodology. Additionally, his primary academic interest is to investigate the biologic bases of behavior that identify healthy aging and distinguish it from dementia. Fundamental to all his research is a broad appreciation of how dementia affects individuals as well as the social networks that support them.
Dr. Meyer is Assistant Professor of Neurology. Dr. Meyer’s research interests focus on social determinants of health as they affect underrepresented populations, in particular racial/ethnic minorities and older adults. She is currently examining neighborhood effects on health and she plans to continue this unique aspect of research. Having been trained as a social psychologist and collaborating with scholars from multiple disciplines (e.g., clinical and community psychology, neuropsychology, epidemiology, sociology, medicine, psychiatry), her research emphasizes the importance of utilizing innovative and interdisciplinary approaches to studying cognitive and mental health.
Dan Mungas, Ph.D.
Professor and Associate Director, UC Davis Alzheimer’s Disease Center
Data Core Leader
Dr. Mungas is Professor of Neurology. His research interests are in measuring cognition in ethnically and linguistically diverse older populations and in studying determinants of cognitive health and cognitive decline. His research has utilized innovative psychometric methods associated with item response theory and related latent variable modeling methods to develop sensitive measures of cognitive decline relevant to diverse older populations. It has used these measures in longitudinal studies to identify demographic, environmental, and biological variables that influence late life cognitive trajectories. In addition, Dr. Mungas is the PI of the “Advanced Psychometric Methods in Cognitive Aging Research” conference grant that trains early career and established investigators in advanced psychometric and statistical methodology for cognitive aging research.
John Olichney, M.D.
Associate Professor, Department of Neurology and Center for MIND and Brain
Clinical Core Co-Leader
Professor of Neurology, is a Behavioral Neurologist and Dementia specialist. He serves as Co-Leader of the UC Davis Alzheimer’s Disease Center’s (ADC) Clinical Core. His research interests include electrophysiological and neuroimaging studies of memory and language processes, early diagnosis of neurodegenerative diseases, and other higher cognitive disorders. He directs the Cognitive Electrophysiology and Neuroimaging (CEAN) laboratory in the Center for Mind and Brain (CMB) and a UCNS-accredited Fellowship on “Behavioral Neurology and Neuropsychiatry in Neurodegeneration and Aging”. He has expertise in dementia diagnosis, pathophysiology and the interactions between Alzheimer’s disease and vascular pathology.
Kumar Bharat Rajan, Ph.D.
Professor, Division of Biostatistics, Department of Public Health Sciences
Data Core Leader
Kumar B. Rajan, PhD, is a professor of Public Health Sciences, Division of Biostatistics. His research focuses on statistical methods for the epidemiology of Alzheimer’s disease and he has made significant contributions to this field. Using the Chicago Health and Aging Project (CHAP), Dr. Rajan showed that the preclinical phase of AD may span nearly two decades. He has made several other contributions on the genetic epidemiology of APOE-4 allele on cognitive decline and risk of AD in older adults, and developed a two-part model for the onset and progression of disabilities in older populations.
Prior to joining UC Davis, he was a faculty member with the Rush Institute for Healthy Aging and the senior biostatistician for CHAP.
Alyssa Weakley, Ph.D.
Assistant Professor, Department of Neurology
Dr. Weakley is a neuropsychologist offering comprehensive cognitive evaluations to geriatric and adult patients with a wide range of neurologic conditions. She has clinical and research expertise in neurodegenerative disorders including mild cognitive impairment, Alzheimer's disease, and Parkinson's disease. She is also part of the Deep Brain Stimulation Program and Comprehensive Epilepsy Program and provides pre- and post-surgical evaluations, Wada procedures, and intra-operative language mapping.
Rachel Whitmer, Ph.D.
Professor and Division Chief of Epidemiology, Department of Public Health Sciences
Associate Director, UC Davis Alzheimer’s Disease Center
Dr. Rachel Whitmer joined UC Davis in Spring of 2018 and leads the Population Science of Brain Health Laboratory. She is Professor and Division Chief of Epidemiology , Department of Public Health Sciences. Her research focuses on using epidemiological methods to reduce inequities in brain aging; especially through study of dementia incidence, cognitive aging, and brain pathology in ethnoracial minority groups, those with diabetes mellitus, and individuals living beyond age 90. Dr. Whitmer is Principal Investigator of several NIH funded epidemiological cohort studies, KHANDLE (Kaiser Healthy Aging and Diverse Life Experiences), STAR (Study of Healthy Aging in African Americans), LifeAfter90, and SOLID ( Study of Longevity in Diabetes) all of which examine lifecourse mechanisms on brain aging in multiethnic, diverse populations. In early 2019 Dr. Whitmer will launch the US POINTER at UC Davis, a multidomain clinical trial to prevent cognitive decline funded by the Alzheimer’s Association. Dr. Whitmer is a member of the Graduate Group in Epidemiology and Public Health Sciences, and is committed to mentoring, teaching, and promoting those underrepresented in research.
Glen Xiong, M.D.
Health Sciences Assistant Clinical Director, Department of Psychiatry and Behavioral Sciences
Education Core Co-Investigator
Associate Professor in the Department of Psychiatry and Behavioral Sciences. He is an internist-psychiatrist by training and has expertise in neuropsychiatry, geriatric psychiatry, and Post-acute/Long-term Care Medicine. He is the Associate Director of the Outreach and Recruitment Core at the UCD ADC. His active grants include a Behavioral Health Center of Excellent grant from the State of California to study telepsychiatry in skilled nursing facilities and a training grant on providing integrated behavioral health and primary care training to primary care providers and residents.
Katheryn Conde, Ph.D.
Evan Fletcher, Ph.D.
Diane Hoang, PhD
Antoinette Lopez, M.D.
Pauline Maillard, Ph.D.
Assistant Professional Researcher
William Seavey, M.D.
Alyssa Weakley, Ph.D.