An international airport authority sought a comprehensive assessment of passenger and vehicle traffic flow after receiving complaints of confusion and safety concerns. Reports indicated that passengers were struggling to interpret signage, often stopping too long to process graphics, which caused line-ups and delays. Lighting problems compounded the issue, with signs placed in poorly illuminated areas.…

RSI develops resilience metrics for clients across sectors, using stakeholder-informed frameworks and multi-dimensional indicators. Its teams validate metrics against scenarios and real-world events to ensure credibility. RSI helps integrate resilience tracking into ongoing planning, enabling adaptive management and continuous improvement.

Problem Formulation in Food Safety Assessments conducted by the European Food Safety Authority RSI investigators recently provided advice to the European Food Safety Authority (EFSA) on the problem formulation step in the EFSA scientific assessment approach shown in the figure below.  The recommended problem formulation framework is designed to translate the mandate into well-formulated assessment questions and sub-questions, and select the…

RSI experts Jennifer Go and Daniel Krewski, were recently invited to present a paper on maternal and child environmental heath during a global, virtual workshop originating in Foshan, Guangdong, China.

The societal risk aspects of chemical safety have become a focal point of concern for the public, governments, and the chemical industry. This concern stems from the increasing awareness of the vast number of chemicals present in everyday life, such as in household products, foods, and workplaces. Some of these chemicals have been linked to…

RSI integrates benchmark dose modeling into risk assessments involving chemicals, environmental contaminants, or pharmaceuticals. Its toxicologists and statisticians apply international modeling tools with a focus on model selection transparency, biological plausibility, and sensitivity analyses. RSI helps clients use BMD outputs to derive actionable guidance values while also preparing summaries that facilitate stakeholder or regulatory engagement. The method is embedded in RSI’s broader approach to data-driven toxicological assessment.

Contamination of water sources — whether from industrial discharges, agricultural runoff, mining, or natural events — poses significant risks to human health, ecosystems, and economic activity. Pollutants such as heavy metals, pathogens, nitrates, pesticides, and emerging contaminants like PFAS can persist in water systems, creating both acute and chronic health threats. Incidents of contamination often…

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