Margaret BaumanMargaret Bauman, MD
Boston University School of Medicine

Dr. Bauman also serves on ARI’s Scientific Advisory Board

Dr. Margaret L. Bauman is a distinguished pediatric neurologist and research investigator who has been a pioneer in the study and treatment of autism for the past 40 years. One of the world’s foremost physicians in this field, she is highly respected for the outstanding clinical care she provides, as well as for her research and teachings in the domain of developmental disorders. Learn more about Dr. Bauman.

Board Chair, Kelly Barnhill, MBA, CN, CCN
Johnson Center for Child Health & Development

Ms. Barnhill also serves on ARI’s Scientific Advisory Board

Kelly Barnhill is Clinical Care Director at The Johnson Center for Child Health and Development, overseeing management and implementation of multidisciplinary care across the practices within the organization. She is a Certified Clinical Nutritionist, with over a decade of experience working with nutrition in children with autism and related disorders. At the Johnson Center she directs a team of dieticians and nutritionists that has served more than 3,000 children through this practice. Learn more about Kelly Barnhill.

Robert Hendren, D.O.
University of California, San Francisco Medical Center

Dr. Hendren also serves on ARI’s Scientific Advisory Board

Dr. Robert L. Hendren, director of Child and Adolescent Psychiatry, treats patients at the UCSF Autism Clinic. In addition to autism, he specializes in the diagnosis and treatment of neurodevelopmental disorders such as pervasive developmental, bipolar, schizophrenia spectrum and impulse control disorders. In his research, he studies pharmacology and nutrition in treating autism, and the biological effects of  nutritional supplementation including vitamin B12, vitamin D, Omega-3 fatty acids.  Learn more about Dr. Hendren

S. Jill James, Ph.D.University of Arkansas for Medical Sciences

Dr. James also serves on ARI’s Scientific Advisory Board

Dr. James is a retired Research Professor in the Department of Pediatrics at the University of Arkansas for Medical Sciences and the Director of the Autism Metabolic Genomics Laboratory at the Arkansas Children’s Hospital Research Institute.  She received her undergraduate degree from Mills College in Oakland, CA and her doctorate in Nutritional Biochemistry from UCLA.  Dr. James has more than 25 years of research experience and is nationally and internationally recognized as an expert in on folate and glutathione metabolism.  Her research has been funded by NIH and the Department of Defense and is focused on metabolic, genetic, and epigenetic abnormalities in children with autism and their mothers.

Wenn Lawson, Ph.D.
Teaching Fellow, Birmingham University, UK; Research Officer MaQuarrie University, NSW. Australia; and University of Western Australia, and Curtin University, WA.

Dr. Lawson is a member of the Australian Autism Research Council, the Australian Association of Social Work (AASW), and the Australian Psychological Society (MAPs), a board member of LifeScience Global, and sits on the editorial boards of Autism in Adulthood Journal and the Journal of Intellectual Disability-Diagnosis and Treatment. In addition, Dr. Lawson serves as an ambassador for I CAN Australia and is a member of Autism CRC, Australia. The British Psychological Society (AFBPsS) has appointed Dr. Lawson associate fellow. In the US, Dr. Lawson serves as a member of the Advisory Board Member of the US Autism Association.
Learn more about Dr. Lawson

Board Secretary, Marvin Natowicz, M.D., Ph.D.Cleveland Clinic
Case Western Reserve University School of Medicine

Dr. Natowicz also serves on ARI’s Scientific Advisory Board

Dr. Natowicz is a medical geneticist and clinical pathologist at the Cleveland Clinic and Professor of Pathology at the Cleveland Clinic Lerner College of Medicine of Case Western Reserve University. His clinical practice involves the evaluation and care of persons with neurogenetic and neurometabolic conditions, and he has a special interest in working with persons having autism and other developmental disabilities.  His research interests include genetic and metabolic aspects of autism, the clinical chemistry of genetic metabolic disorders, and ethical and public policy issues in genetic medicine. Learn more about Dr. Natowicz

Kenneth Sassower, M.D.
Massachusetts General Hospital
Harvard Medical School

Dr. Sassower also serves on ARI’s Scientific Advisory Board

Dr. Kenneth Sassower is a neurologist in Boston, Massachusetts and is affiliated with multiple hospitals in the area, including Massachusetts General Hospital and Newton-Wellesley Hospital. He attended and graduated from medical school in 1982, having over 36 years of diverse experience, especially in Neurology. Dr. Sassower also serves as Instructor in Neurology, Harvard Medical School and Assistant in Neurology, Massachusetts General Hospital, Boston. Learn more about Dr. Sassower.

Board Treasurer, James Walker
Chief Operating Officer at Adams Street Partners
Chicago, IL

James Walker has more than 30 years of senior executive leadership experience in the wealth management and asset management industries. Before joining Adams Street, he was COO at Credit Suisse Private Bank Americas, spent seven years at Morgan Stanley Global Wealth Management (and predecessor firms), served as COO – Investment Advisory Services at Citi Global Wealth Management, and then as Director of Strategy, Finance and Risk. He began his career at Merrill Lynch, rising to Chief Administrative Officer for the Global Private Client business. Mr. Walker has served on multiple boards and is a regular lecturer at MIT’s Sloan School of Business.


Co-Vice Chair, Harland Winter, M.D.
Massachusetts General Hospital
Harvard Medical School

Dr. Winter also serves on ARI’s Scientific Advisory Board

Dr. Harland Winter, M.D., is a pediatric gastroenterologist in Boston, Massachusetts. He is affiliated with Massachusetts General Hospital, Boston Children’s Hospital, and Newton-Wellesley Hospital. Dr. Winter is the Director of the Pediatric Inflammatory Bowel Disease (IBD) Program at Massachusetts General Hospital and an Associate Professor of Pediatrics at Harvard Medical School. He is an internationally regarded physician and accomplished researcher and professor having authored numerous published research and books on subjects related to IBD. Learn more about Dr. Winter.

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