Sean Hart is RSI’s Finance Officer and Bookkeeper, where he manages the company’s core financial operations and supports project-level accounting. With a strong command of both accounting principles and digital systems, Sean ensures the integrity, accuracy, and compliance of RSI’s financial records and reporting.

Rosanna Wong is a Junior Risk Analyst at Risk Sciences International (RSI), where she supports multidisciplinary projects at the intersection of climate resilience, food systems, and public safety. Since joining RSI in 2021, Rosanna has contributed to a broad range of research areas, including foodborne disease, intentional food adulteration, transportation and natural disaster risks, and climate change adaptation strategies.

Dr. Paul Stanish joined Risk Sciences International (RSI) in 2021 as a Risk Analyst, where he plays an essential role in advancing data-driven risk practices. Leveraging his strong background in chemistry and nanotechnology, he supports clients in building modern data cultures grounded in causal inference, machine learning operations (MLOps), and organizational performance measurement. His work ensures that risk frameworks not only incorporate emerging technologies but are also scalable and operational within institutional settings.

As a Risk Management Expert at RSI, John Lark brings a wealth of practical and policy-level experience to support strategic risk frameworks, enterprise-level risk reviews, and board advisory services. He contributes to RSI projects that require deep knowledge of international standards (especially ISO 31000) and risk integration into organizational governance and operations. His advisory scope spans both public and private sector clients, often at the interface of policy, compliance, and strategic foresight.

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.

As a Senior Advisor and Associate Expert with Risk Sciences International, Dr. Leiss contributes unparalleled insight into the design, delivery, and evaluation of risk communication strategies for government, regulatory bodies, and civil society. His legacy work in building public trust around controversial science and his decades of thought leadership on consensus-building, science-based policy, and societal responses to risk make him a foundational contributor to RSI’s mission.

Dr. Nataliya Karyakina is a Senior Toxicologist and Health Risk Analyst at Risk Sciences International (RSI), where she has served since 2008. She plays a central role in RSI’s work at the intersection of chemical safety, regulatory science, and human health. Drawing on more than three decades of experience, Dr. Karyakina contributes to complex projects involving the evaluation and assessment of hazardous properties of chemicals with different modes of action, hazard-based classification of chemical substances under CLP (EC) 1272/2008, and the development of health-based safety values for industrial and environmental chemicals for both workers and the general population.

As a Microbiologist with Risk Sciences International, Dr. Sattar contributes his deep expertise in pathogen ecology, environmental microbiology, and infection control technologies to support RSI’s work in health risk assessment and risk mitigation. His insights guide RSI’s contributions to evidence-based disinfection strategies, microbial exposure modelling, and policy-relevant evaluations of infectious disease risk across water, air, food, and surface-contact pathways.

Dr. Natalia (Natasha) Shilnikova is a Senior Health Risk Analyst at Risk Sciences International (RSI), where she has contributed since 2011 to some of the organization’s most analytically demanding and policy-relevant projects. With a background in medicine and a PhD in medical sciences, Dr. Shilnikova specializes in the synthesis of epidemiological evidence, human health risk assessment, toxicology, and critical literature reviews—applying her expertise across a spectrum of regulatory and public health priorities.

Since joining Risk Sciences International in 2019, Martin has served in Business Development, leading RSI’s business expansion efforts across Canadian and global markets. He is instrumental in identifying and qualifying opportunities, coordinating multidisciplinary proposal teams, developing project frameworks, and supporting contract negotiations. His expertise spans the entire procurement spectrum, including competitive tenders, standing offers, supply arrangements, and unsolicited proposals.