Richard Bruns, Senior Scholar at Johns Hopkins Center for Health Security and former Senior Economist at the US FDA, discusses the importance of indoor air quality (IAQ) and interventions to improve it such as air filtration and germicidal UV light. They also explore the impact of particulate matter on human health, the value of statistical life, national policy changes needed for widespread adoption of IAQ interventions, and the role of FDA regulation. Additionally, they touch on rethinking cost-benefit analysis, complex systems, and cultural socialization.

Richard Bruns, an environmental expert, discusses the impact of air quality on health, including the dangers of PM2.5 particles and the importance of effective air filters. They also explore the effects of bad air quality on cognitive performance and the process of drug approval. Additionally, they touch on topics like side-effect labeling for medications and the relationship between kindness and morality.