risk assessment

Flood-Risk Figures Get Friendlier

A new approach to assessing changes in U.S. flood risks in the past 30 years reveals a progressive rise in risk in the northern U.S. and a drop in much of the southern U.S. And the risk is expressed in elevation measures that make sense to non-scientists rather than in cubic meters per second.

The Calculus of Criminal Risk

So-called “algorithmic” risk evaluation tools are now common in the American criminal justice system, but a growing number of experts — many of whom support the use of such tools in theory — suggest that they nonetheless have flaws and biases that aren’t always well understood by the people using them.