During the initial year of the COVID-19 pandemic, a disproportionate share of COVID-19–related deaths occurred among nursing home residents…
We analyze changes in pedestrian behavior over a 30-year period in four urban public spaces located in New York, Boston, and Philadelphia.…
Governments around the globe are in a high-stakes race to develop cutting-edge AI systems. But how exactly are they using the technology…
2024, Paper: "Comparison data elicited from people are fundamental to many machine learning tasks, including reinforcement learning from…
COVID-19 precipitated sharp job losses, concentrated in the service sector. Prior research suggests that such shocks would negatively…
A country’s national income broadly depends on the quantity and quality of workers and capital. But how well these factors are managed…
Anaemia is prevalent in approximately 500 000 children living with HIV worldwide1 and is associated with increased risk of mortality and…
Food systems in Africa are under pressure from climate change, conflicts, health pandemics such as COVID-19 and rising food prices. The…
October 2024, Paper: "The Inflation Reduction Act could deliver more than $1 trillion in tax expenditures and outlays targeting clean…
Background: In the Peruvian Amazon, Plasmodium vivax malaria transmission is maintained due to the high frequency of recurrences. By…