Dr. Susan Weiss, Cannabis Research and Policy: State of the Science

October 2021

Dr. Susan Weiss is the Director, Division of Extramural Research at the National Institute on Drug Abuse (NIDA), which oversees NIDA’s extramural programs, operations planning, and trans-NIH initiatives, such as the Adolescent Brain Cognitive Development (ABCD®) and HEALthy Brain Child Development (HBCD) studies, and the Brain Research through Advancing Innovative Neurotechnologies® (BRAIN) Initiative. Dr. Weiss also serves as a senior science advisor to the NIDA Director and scientific liaison to the NIH, HHS, and other Federal Agencies. Previously, she served as the Chief of the Science Policy Branch and Acting Director of NIDA’s Office of Science Policy and Communications.

Before coming to NIDA, Dr. Weiss was the Senior Director of Research at the National Mental Health Association (now Mental Health America), and previously she directed a translational research program in the Biological Psychiatry Branch of the National Institute of Mental Health.

Dr. Weiss received multiple awards, including NIH Plain Language Awards, NIH and NIDA Director’s Awards, and an Emmy for her contributions to the HBO Addiction Project. She has published more than 150 scientific articles and chapters, graduated from the State University of New York at Stony Brook, and received her Ph.D. in Psychology from the University of Maryland.

Previous Webinars

Marguerite Bolt, MS

Sep 17, 2025 11:00 AM MST

Bugs on Buds Pest Management in Cannabis

Marguerite Bolt is the Hemp Extension Specialist in the Department of Agronomy. Marguerite received her M.S. in Entomology from Purdue University, and her B.S. in Entomology from Michigan State University. She has aided in the development of pest management resources for hemp growers in […]

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Mark T. Hamann, PhD.

September 11, 2025 01:00 PM MST

Potential Application of the Cannabinoids as Antivirals

Dr. Mark T. Hamann is the Charles and Carol Cooper/SmartState Endowed Chair of Drug Discovery at the Medical University of South Carolina (MUSC), serving in the Colleges of Pharmacy and Medicine. He holds affiliate appointments with the University of Maryland’s Institute of Marine and […]

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Todd P. Michael, Ph.D.

20 August 2025, 11 AM MST

The Cannabis pangenome

Todd Michael, Ph.D. is a Research Professor at the Salk Institute for Biological Studies, an Adjunct Professor at the University of California, San Diego (UCSD), and Chief Science Officer at the San Diego Botanic Garden (SDBG). His research group focuses on leveraging advanced sequencing technologies and informatics to […]

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Kent E. Vrana, PhD, FAAAS, FASPET

14 August, 2025 1 PM MST

Minor Cannabinoids for Pain and Emerging Concerns with Unregulated Cannabinoids

https://youtu.be/bdRiQXXwOzQ

Dr. Kent Vrana is the Elliot S. Vesell Professor of Pharmacology (Chair Emeritus) in the Department of Molecular and Precision Medicine at the Penn State College of Medicine. He has a BS from the University of Iowa and a PhD from […]

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Rachel Tomko, PhD.

10 July, 2025, 1 PM MST 

Understanding Young Adults’ Cannabis Use and Craving in Naturalistic Settings: Insights from Ecological Momentary Assessment 

Dr. Rachel Tomko is an Associate Professor in the Addiction Sciences Division at MUSC’s Department of Psychiatry and Behavioral Sciences and a licensed clinical psychologist. Her research focuses on how individual and sex-related factors influence cannabis […]

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Cynthia Ocamb, PhD.

July 16, 2025, 11 AM MST

Cynthia Ocamb is a professor in the Department of Botany and Plant Pathology at Oregon State University, based in Corvallis, OR. Ocamb provides statewide leadership in the diagnosis and management of diseases of field and vegetable crops as an Extension specialist in plant pathology. She is a co-editor of the […]

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