Dr. William Leiss held the NSERC/SSHRC Research Chair in Risk Communication and Public Policy at the Haskayne School of Business, University of Calgary, from 1999 to 2005. He has a substantial consulting background, collaborating with industry and various Canadian government departments on risk communication, risk management, public consultation, and multi-stakeholder consensus-building processes. Dr. Leiss has provided expertise on diverse issues, including pesticides, toxic chemicals, tobacco, prescription drugs, electric & magnetic fields, and genetic engineering. He earned his PhD from the University of California at San Diego.

Margaret Wilson holds a BSc, BEd, and MSc in Molecular Biology, with post-graduate certificates in Population Health Risk Assessment and Management. She has worked extensively in health risk research, from BSE risk management to foodborne hazards. Currently at RSI, her focus includes risk prioritization and addressing challenges related to climate change. Margaret's multidisciplinary background equips her to tackle complex risk issues effectively.

Dr. Nataliya Karyakina brings extensive expertise in toxicology and risk assessment to RSI. With a Ph.D. in Toxicology and experience at the McLaughlin Centre for Population Health Risk Assessment, she specializes in evaluating health risks from exposure to various toxic agents. Her research spans essential and toxic metals, pharmaceuticals, and nanomaterials. She has contributed to projects on chemical classification and labeling, as well as health-based regulatory guidance. Currently, she focuses on the health effects of engineered nanoalumina and diagnostic criteria for occupational manganism.

Dr. Anne Wiles joined Risk Sciences International (RSI) in 2008, where she currently serves as a Senior Analyst specializing in risk communication, perception, and governance. With a distinctive blend of expertise in language, regulation, and the use of science in decision-making, Anne has contributed to a wide range of RSI projects focused on the human and institutional dimensions of risk. Her work includes developing health risk communication strategies and drafting publicly accessible scientific information, advising on public messaging for nuclear energy and nuclear waste management, and supporting regulatory agencies in the evaluation and management of complex risk portfolios. She has been deeply involved in several RSI projects examining how mandates, institutional contexts, and public attitudes shape regulatory decision-making across federal domains. Anne has also contributed to scholarly work at RSI, including co-authoring a scoping review on the evolution of health and environmental risk decision-making, an article on the potential health risks associated with aluminum, and a book chapter on public concerns related to blood safety. In addition to her project work, Anne is a university instructor, teaching two courses: a broad overview of societal approaches to risk, and a graduate seminar on risk management in government, where she integrates academic theory with real-world regulatory case studies and risk communication practice.

Dr. Calvin Willhite is a renowned expert in developmental toxicology and quantitative structure-activity relationships, with a substantial publication record. He has played key roles in influential organizations and committees, including the National Academy's Committee on Toxicology, the U.S. EPA's National Advisory Committee, and the IARC Cancer Chemoprevention Panel. Dr. Willhite is a member of the Society of Toxicology and is featured in notable biographical publications. Currently, he serves as an Associate Expert with Risk Sciences International, contributing to health risk assessments for various chemicals, both man-made and naturally-occurring.

Dr. Cote boasts over 35 years of expertise in public health risk assessment and environmental management. She advises governments and industries on chemical exposure risks and risk assessment implementation. An adjunct professor at the University of Colorado, she educates on environmental health, risk assessment, and public policy. Dr. Cote also teaches risk assessment at Rutgers University. Her research focuses on cancer, respiratory diseases, and enhancing risk assessment methods. She spent 27 years at the US Environmental Protection Agency, serving in roles like Senior Science Advisor, Division Director, and Associate Laboratory Director. Dr. Cote's influence extends globally, advising organizations like the World Health Organization and the National Institutes of Health.

Don Mattison's career is an amalgamation of medicine, science, and public service. He started with a Bachelor's degree in Chemistry and Mathematics, followed by a Master's from MIT in Chemistry. He then pivoted to medicine, obtaining an MD from Columbia University and focusing on pharmacology and toxicology in reproductive health during his residencies. Mattison has held several prestigious appointments, including Dean of the University of Pittsburgh's Graduate School of Public Health and Chief Medical Officer at Risk Sciences International. Throughout his career, he obtained medical licenses in six U.S. states and served in the U.S. Public Health Service, retiring with the rank of Captain. Most recently, he became a Distinguished Professor of Epidemiology at the University of South Carolina.

Dr. Tee L. Guidotti is an esteemed international consultant in occupational and environmental medicine, specializing in risk management and sustainability. His work encompasses problem-solving, medical evaluation, medicolegal services, and extensive publishing and writing. Although retired from the George Washington University, he maintains active roles in teaching and research, holding adjunct faculty positions at West Virginia University and the University of Alberta. His interests span energy technologies, firefighter health, climate change adaptation, and science policy. Dr. Guidotti's contributions include over 300 papers, eight books, and numerous awards, notably the Knudsen Award for Lifetime Achievement in Occupational and Environmental Medicine in 2013. His focus now centers on environmental sustainability and health.

Dr. Arnold, a former general surgeon and occupational health consultant in Labrador and Nouveau Quebec, served Quebec Cartier Mining Ltd and the Iron Ore Company of Canada from 1973 to 1981. He has held teaching positions at various Canadian medical faculties and currently serves as an Adjunct Professor at McGill University. Dr. Arnold earned his M.D. from Queen's University in 1968 and has an extensive publication and presentation record with over 100 papers. He has received numerous honors for his contributions to occupational health and workplace psychological health and safety.

Cemil ‘Jim’ Alyanak joined Risk Sciences International (RSI) in 2018 and serves as Vice-President, Communications and Strategic Initiatives. In this senior leadership role, he leads RSI’s risk communications practice, drives cross-cutting initiatives, advances strategic in-house projects, and expands the company’s international presence and partnerships. As creator of CRAFT (the Collective Risk Action Framework and Toolkit) and the Global Risk Census, Alyanak has helped establish RSI as a global innovator in stakeholder- and constituency-centered risk engagement. His expertise in perception analysis and communications strategy enables RSI to address complex challenges across public health, regulatory affairs, environmental risk, and humanitarian crisis response. From pandemic-era messaging to multistakeholder workshops and regulator support, his work consistently focuses on aligning message, audience, and outcomes that can be measured. Recognized for his ability to navigate cross-cultural contexts and indigenous knowledge systems, Alyanak has worked extensively on in-region projects with local and indigenous communities worldwide. This grassroots experience informs his current portfolio, which includes collaboration and consensus-building projects that unite stakeholders and constituencies in addressing both shared and similar risks. He also provides regional, federal, and international policy guidance to companies and governing bodies seeking to design risk-informed policies, instruments, and frameworks. Drawing on extensive emergency preparedness and disaster response experience, Alyanak now leads RSI’s Disaster and Emergency-related projects, advancing practical, risk-based solutions to complex emergencies and strengthening resilience across sectors.