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. 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 (R4V), Canada’s largest movement advocating for access to safer nicotine products. She has led nationwide protests against restrictive policies, ensuring the voices of those who rely on these alternatives are heard. Maria’s advocacy began in 2014 with Vapor Advocates of Ontario, and in 2019, she launched R4V to push back against government overreach. For over a decade, she has engaged with legislative bodies, public health units, and media to challenge provincial and federal flavour bans. In 2024, under her leadership, R4V collected and mailed over 100,000 letters to elected officials, marking one of Canada’s largest consumer-led advocacy efforts. Maria remains a tireless champion for safer nicotine choices, driven by her belief in harm reduction, personal freedom, and public health. Her dedication ensures consumers have a voice in shaping policies that impact their lives.

Dr Christopher Snowdon is the head of lifestyle economics at the Institute of Economic Affairs (IEA). He is a regular contributor to the Spectator, The Critic and Spiked, and is the author of ‘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). He is the editor of the Nanny State Index and the author of more than twenty reports for the IEA.