Will is the founding editor-in-chief of Filter, an online magazine that launched in 2018 to cover drug use, drug policy and human rights through a harm reduction lens. He's also the executive director of The Influence Foundation, the New York nonprofit behind Filter. His past work in the drugs and human rights spaces has included founding and/or editing a number of other publications, and consulting for various organizations. Originally from England, he now lives in Vermont.

Professor Marewa Glover is one of New Zealand’s leading tobacco control researchers. She has worked on reducing smoking-related harm for 31 years. She is recognized internationally for her advocacy on tobacco harm reduction; and locally was a Finalist in the New Zealander of the Year Supreme Award in 2019 recognising her contribution to reducing smoking in NZ. In 2018, Dr Glover was appointed Tobacco Section Editor for the Harm Reduction Journal. In that year she also established the Centre of Research Excellence: Indigenous Sovereignty & Smoking, an international program of research aimed at reducing smoking-related harms among Indigenous peoples globally. The Centre’s research was funded with grants from the Foundation for a Smoke-Free World, Inc. (“FSFW”), a US nonprofit 501(c)(3) private foundation.

Prof. Dr. Rohan Savio Sequeira, a distinguished Consultant Cardio-Metabolic Physician with an extensive career spanning over 25 years. He specializes in Non-Invasive Cardiology, Diabetes, Endocrinology, and Obesity Management, and holds senior consultant positions at prestigious institutions such as Jaslok Hospital, St. Elizabeth Hospital, S.L. Raheja Hospital, Holy Family Hospital, and Breach Candy Hospital in India. Dr. Sequeira's remarkable journey also includes serving as the Honorary Consultant Physician to the Governor of Maharashtra (India) and leading the Department of Health's Policy Decision-Making Committee for the Government of Maharashtra. His wealth of experience extends to cross-country healthcare implementation and the international medical and para-medical domain. With a keen understanding of addressable market needs and a vast network in the medical and pharmaceutical sectors, Dr. Sequeira plays a vital role in advancing healthcare solutions.

Maria Papaioannoy is the founder and spokesperson of Rights 4 Vapers, Canada's largest vape movement. She has organized and led protests against federal and provincial governments, ensuring the voices of people who vape are heard on policy matters. In 2014, she joined Vapor Advocates of Ontario, and in 2019, she formed the Rights 4 Vapers movement. For over a decade, Maria has passionately addressed legislative bodies, advocating against flavour bans on provincial and federal levels. Her impact has reached far beyond local boundaries. She has participated in panels across North America, proudly highlighting the significance of vaping. With a deep understanding of how to effectively advocate for the vaping community, Maria remains a steadfast advocate for the right to choose one's preferred method of consuming nicotine. Her dedication to amplifying the voices of consumers reflects a belief in the importance of personal choice in health and well-being.

Christopher Snowdon is the head of lifestyle economics at the Institute of Economic Affairs. He is a regular contributor to the Spectator, The Critic and Spiked and often appears on TV and radio discussing lifestyle regulation, prohibition and policy-based evidence. He is the editor of the Nanny State Index and the author of six books: ‘Polemics’ (2020), ‘Killjoys’ (2017), ‘Selfishness, Greed and Capitalism’ (2015), ‘The Art of Suppression' (2011), ‘The Spirit Level Delusion’ (2010) and ‘Velvet Glove, Iron Fist’ (2009). Snowdon has also written more than twenty reports for the Institute of Economic Affairs including ‘Drinking, Fast and Slow’, ‘Joint Venture’, ‘Cheap as Chips’, ‘Sock Puppets’ and ‘Death and Taxes’. He is also co-host of the Last Orders podcast.