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.

Dr. Kacew is a distinguished figure in the field of toxicology, holding various prominent editorial positions. Notably, he serves as the Editor-in-Chief of the Journal of Toxicology and Environmental Health, Part A, and the Editor-in-Chief of the Journal of Toxicology and Environmental Health, Part B, Critical Reviews. Dr. Kacew is also the North American Editor for Toxicological and Environmental Chemistry and holds an Associate Editor role in Toxicology and Applied Pharmacology, among others. His extensive publication portfolio includes over 150 papers, reviews, and book chapters, with a focus on general toxicology, including renal, hepatic, and pulmonary toxicology. Additionally, he is a Member of the Board of Trustees for Toxicology Excellence for Risk Assessment (TERA).

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.

Dr. Andersen's illustrious 45-year career in toxicology and risk assessment includes key positions such as Chief Science Officer at The Hamner Institutes for Health Sciences and Professor of Environmental Health at Colorado State University. His significant contributions include developing biologically realistic models for toxic chemical and drug effects, notably in physiologically based pharmacokinetic (PBPK) modeling, advancing the field of chemical risk assessment. Dr. Andersen's prolific research output consists of over 500 papers and book chapters, earning him prestigious awards like the Lehman and Merit Awards from the US Society of Toxicology and the Mildred S. Christian Award from the Academy of Toxicological Sciences.

Jennifer Go holds a BHSc in Health Sciences and an MSc in Epidemiology, both from the University of Ottawa. Her academic work has spanned epigenetics, mental illness, and environmental exposures. Joining Risk Sciences International in 2017 as a Risk Analyst, she specializes in epidemiology. Jennifer's skill set includes systematic reviews, data manipulation, and statistical modeling. She has worked on diverse projects, ranging from pharmacoeconomic evaluations to analyses involving large datasets and electronic health records.

With 20+ years experience in accounting and 12+ years experience in web development, I spend half of my time as a finance officer and bookkeeper. The other half of my time is spent coding, deploying, consulting and maintaining a variety of management web applications.

With 45 years of experience in exposure and risk assessment, Dr. Paul Price has worked with diverse organizations, including the U.S. EPA and Dow Chemical. Specializing in mixture risk assessments, he is an adjunct professor at the University of Iowa and serves on the European Food Safety Authority’s committee on combined exposures. A prolific author, Dr. Price is currently focused on publications concerning mixture risk assessment and the Mixture Adjustment Factor.

John Lark is a globally recognized expert in risk management, with a distinguished career spanning leadership roles in research, committee chairing, and board-level facilitation. He collaborates with international bodies, including the OECD, US EPA, and ISO. Mr. Lark's expertise extends to speaking engagements at prominent conferences worldwide. He holds the CPRM certification and actively contributes to ISO committees. His extensive board experience includes chairing two not-for-profit boards and participating in major charities. He earned the ICD.D designation through the Director's Education Program. Mr. Lark authored the international ISO Guide for implementing ISO 31000:2009.

Dr. Khan is a medical doctor with a master's in public health and a Ph.D. in population health. He currently holds a CIHR-CMHC joint fellowship applying deep learning and geospatial intelligence to predict and map cancer risk from radon gas exposure, collaborating with the University of Calgary's School of Architecture and School of Medicine. Dr. Khan also consults for the WHO on emergency health security and works as a research associate focusing on developing a next-generation risk assessment framework using new approach methodologies. His experience includes various roles in healthcare, academia, and international organizations, including the World Health Organization. Dr. Khan's expertise covers global public health, digital surveillance, population health risk assessment, advanced data analytics, and more. He has received multiple awards and published numerous peer-reviewed research articles in high-ranking journals.

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.