Natalia Shilnikova earned her medical degree and a PhD in Medical Sciences, focusing on epidemiology related to nuclear facilities. She moved to Canada in 2007, joining the University of Ottawa McLaughlin Centre for Population Health Risk Assessment. Since joining Risk Sciences International in 2011, Dr. Shilnikova has worked on projects involving toxicology, epidemiology, and human health risk assessment, including systematic reviews and toxicity profiles for various chemicals and drugs. She has also contributed to post-approval surveillance of novel cancer drugs.

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.

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.

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.

With a B.Sc. in Computer Science from the University of Ottawa and over a decade of experience, Hong Duan specializes in database-driven web projects. A Microsoft certified .NET developer, she previously worked at Wireless Werx Inc. Since joining RSI in 2011, her expertise has contributed to high-quality software development for clients like the Public Health Agency of Canada, the U.S. FDA, and international organizations such as FAO and WHO.

Daniel Krewski began his career in the federal government of Canada, focusing on programs within Health Canada, particularly in food safety and environmental health. Trained in mathematics, statistics, and biostatistics, his multidisciplinary background reflects the complex nature of risk science. He later transitioned to academia, founding the McLaughlin Centre for Population Health Risk Assessment at the University of Ottawa. There, he developed new methodologies and collaborated internationally. In 2006, he co-founded Risk Sciences International, aiming to provide expert advice on diverse risk issues. His contributions have been instrumental in shaping risk assessment frameworks used by organizations like Health Canada and the U.S. Environmental Protection Agency. In 2023, Dr. Krewski passed the CEO's baton to Greg Paoli; he remains active as RSI Chief Risk Scientist.

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. Shintaro Hagiwara is a Risk Analyst and Statistician at Risk Sciences International (RSI), where he contributes cutting-edge statistical insight to risk assessments, particularly in chemical safety and public health. Since joining RSI’s technical team in 2018 and transitioning to a full-time role in 2023, he has applied his deep quantitative knowledge to building theoretical foundations and developing statistical software. Notably, he created the database-calibrated assessment process (DCAP) and the enhanced value-of-information (VOI) framework to aid in evidence-based regulatory decision-making, both of which have been reviewed by the board of scientific counselors (BOSC). His applied statistical work provides assessments and tools to derive PODs for chemicals such as inorganic arsenic and fluoride to support both Canadian and international regulatory bodies.

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.

Greg Paoli earned both his Bachelor's and Master's degrees from the University of Waterloo, specializing in engineering and systems design. His early career involved diverse research projects at the University of Waterloo's Institute for Risk Research. Greg later founded Decisionalysis Risk Consultants in 1997 and co-founded Risk Sciences International in 2006. He has served on multiple high-profile committees, including those under the U.S. National Academy of Sciences. As CEO of Risk Sciences International, Greg focuses on risk-based regulatory transformations and has developed enabling technologies like FDA-iRISK. His work spans various sectors, from food and chemical safety to public health, and he continues to contribute to the advancement of risk-based decision-making methodologies.