Specialty Digest

DISCOVER IDEAS THAT SHAPE OUR WORLD

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Essay

The latest Specialty Digest coverage in Essay.

Essay

Science
earth not center of universe

The Copernican Principle: What We Learned From Losing the Center of the Universe

For most of recorded history, the answer seemed obvious. Look up: the sun rises, crosses the sky, and sets. Look down: the ground under your feet doesn’t move. Every sense a person has says the Earth sits still while the universe turns around it. That assumption held for something like two thousand years of astronomy, […]

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Nearly five centuries after Copernicus removed Earth from the center of the universe, the same instinct he corrected — assuming your own vantage point is the special one — still misleads forecasters, founders, and everyday decisions.

Leadership
Empty boardroom with a long conference table and chairs, symbolizing corporate authority and power

The Power Paradox: Why Authority Quietly Changes the Mind

Every generation rediscovers the same warning. Lord Acton put it in a letter in 1887: power tends to corrupt. Office gossip says the same thing, less elegantly, about the colleague who got promoted and stopped returning calls. For most of human history, that was as far as the explanation went — a moral verdict, delivered

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New and decades-old psychology suggests power rarely reveals who someone really is — it changes what their mind pays attention to, especially other people, unless they fight to keep noticing.

Leadership
Two colleagues engaged in a thoughtful conversation at a desk, one listening closely to the other

The Leaders Who Ask Better Questions Instead of Giving Faster Answers

The best executives we’ve studied share one habit that has nothing to do with decisiveness — they’ve learned to be the last person in the room to speak. Ask a room full of executives what makes a great leader, and “decisive” is usually somewhere near the top of the list. Fast, confident, unhesitating. But a

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The best executives we've studied share one habit that has nothing to do with decisiveness.

History
Herbert Grove Dorsey with the Dorsey Fathometer, an early acoustic echo-sounding device used to map the ocean floor, circa 1930

The Forgotten Engineers Who Mapped the World’s Oceans by Sound

Long before satellites, a small community of acoustic engineers built the first real picture of the ocean floor — and one physicist’s name became attached to the instrument that made it possible. The photograph is unassuming: a middle-aged man in a suit, standing beside a boxy metal instrument roughly the size of a large radio

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Long before satellites, a small community of acoustic engineers built the first real picture of the ocean floor.