Clive Bates has had a diverse career in the public, private and not-for-profit sectors. Starting out with IBM, he then switched career to work in the environment movement. From 1997-2003 he was Director of Action on Smoking and Health (UK), campaigning to reduce the harms caused by tobacco. In 2003 he joined Prime Minister Tony Blair’s Strategy Unit as a civil servant and worked in senior roles in the public sector and for the United Nations in Sudan. He is now Director of The Counterfactual, a consulting and advocacy practice focussed on a pragmatic approach to sustainability and public health.

Dr. Arielle Selya is a behavioral science consultant specializing in tobacco harm reduction. Through her primary role as Senior Scientist at PinneyAssociates, Inc., she supports Juul Labs, Inc. in their scientific and regulatory efforts through behavioral study protocols, statistical methodology, and scientific publishing strategy and execution. Dr. Selya is also a consultant to the Center of Excellence for the Acceleration of Harm Reduction (CoEHAR) on e-cigarette use behavioral research and critical analysis of scientific literature. She received her PhD in Neuroscience at Rutgers University and, prior to becoming a consultant, spent a decade in academia studying adolescent substance use and addiction. In addition to being a prolific contributor to the scientific literature, with over 70 scientific publications to her name, Dr. Selya is also actively engaged in both post-publication critiques of published research and in communicating scientific findings to broader audiences (see her collection of tweetorials here).

Gizelle Baker is Vice President of Global Scientific Engagement leading the team in communicating Philip Morris International's (PMI's) science towards a smoke-free future. Originally from Canada, Gizelle pursued her passion for science and public health at the Medical University of South Carolina in the USA – where she obtained a PhD in Biometry and Epidemiology. Before joining PMI, Gizelle held several leadership positions at Pfizer, including Vice President of Medical Affairs for Emerging Markets and Senior Director of Worldwide Medical Operations. Now at PMI, Gizelle is responsible for the scientific engagement strategy and ensures the company's scientific communications are accurate, transparent, and always based on the latest evidence. Gizelle is a key figure in the tobacco harm reduction movement and a talented public speaker who also uses her platform to promote women in leadership.

Dr Roberto A Sussman (PhD University of London) is a full time senior researcher and lecturer at the Institute for Nuclear Sciences of the National University of Mexico. His main research areas are General Relativity and Cosmology, but he has conducted research in other areas of Physics, including peer reviewed publications on e-cigarette aerosols. He advocates for an appropriate regulation of Tobacco Harm Reduction products in Mexico and Latin America and is active in spreading scientific information on these products, as well as advising consumers on how to counter the rampant governmental disinformation and prejudice about them.