Dan Meyer is a Leader in Learning

In “After the Spike,” Dean Spears and Michael Geruso show why policy, rather than high population density, has the most significant impact on the environment.

Over the first half of 2025, the US has cut science as never before. This disaster for American science may be a gift to the rest of the world.

In this excerpt from “Agents of Change,” Christina Hillsberg tells the story of Martha “Marti” Peterson, the first female case officer stationed in Soviet Moscow.

Different methods of measuring the Universe’s expansion rate yield high-precision, incompatible answers. But is the problem robustly real?

Leaders may not realize it — they’re not just being watched, they’re being interpreted, filtered, and judged, frame by frame.