Dr. Patricia Larkin's career is dedicated to policy and regulatory assessments, focusing on the intersection of social determinants of health and health equity. Her expertise lies in managing human health and environmental risks, particularly in energy, water resources, and climate change. Patricia's research explores Canadian innovation in energy regulatory decision-making and its impact on risk management. She has led interdisciplinary international research projects, addressing risk management in public decision-making and environmental issues like carbon capture and storage. As Chair of the Applied Risk Management Specialty Group of the Society for Risk Analysis, she continues to contribute to this field.

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.

Monique Macdonald brings 35 years of experience in office management and financial administration to her role as Office Administrator at RSI. Specializing in stakeholder liaison, data management, and bookkeeping, she also supports sales, marketing, and workshop administration. Monique holds a diploma in Business Administration and Accounting and has a background in both aerial surveying and industry association firms. Additionally, she serves as RSI’s Alternate Security Officer for federal government contracting services.

Nawal Farhat is an epidemiologist with expertise in systematic reviews and database analysis. She collaborates with RSI on systematic reviews related to exposure-related health effects. Her doctoral research at the University of Ottawa focused on analyzing electronic medical records to study drug-drug interactions in cardiovascular patients. Nawal holds an MSc in Epidemiology, where she explored the health effects of air pollution in Canadian cities. Her background includes coordinating surveillance systems for communicable diseases at Lebanon's Ministry of Public Health and teaching epidemiology and biostatistics courses.

Todd Ruthman graduated from the University of Waterloo in 1992 with a BASc in Systems Design Engineering. This educational background instilled in him a fascination for understanding the integrated interactions among people, nature, and technology. For nearly two decades, he has been applying this multidisciplinary perspective in the development of science-based and risk-based solutions for clients. His team specializes in creating IT solutions that support risk-informed decision-making, utilizing either custom web applications or off-the-shelf software such as Excel, Analytica, and R.

With interdisciplinary training in Life Sciences, Public Health, and Public Administration, Dr. Michael G. Tyshenko specializes in health risk communication and policy. He collaborates globally on infectious disease research, including SARS, MERS, and COVID-19, and leads chemical peer reviews at Risk Sciences International (RSI). His work also extends to pandemic planning in Nepal, focusing on drone delivery of medical supplies to remote areas. Tyshenko's expertise is sought by various government departments in Canada and abroad.

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. 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.