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← There is more room at the top for every human trait: push selection…
17 connected korrents · 10 moments on record from 15 May 2025 to 7 Sept 2026.
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America Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Read this korrent: There is more room at the top for every human trait: push selection harder in any direction and the mean would move, at some cost elsewhere. There is more room at the top for every human trait: push selection harder in any direction and the mean would move, at some cost elsewhere. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: Complex human traits have not been pushed steadily in one direction because both ends of the spectrum carry advantages in different times and places. — tap to centre the map on it Complex human traits have not been pushed steadily in one direction because both ends of the spectrum carry advantages in different times and places. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: Natural selection in humans has not been quiescent: it is tugging almost every position in the genome in one direction or another, everywhere. — tap to centre the map on it Natural selection in humans has not been quiescent: it is tugging almost every position in the genome in one direction or another, everywhere. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: The selection signal on the genetics of schooling is not a European artefact: the same variants predict years of school in China, a population disconnected from Europe for the whole period. — tap to centre the map on it The selection signal on the genetics of schooling is not a European artefact: the same variants predict years of school in China, a population disconnected from Europe for the whole period. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: What has actually been under selection is probably not intelligence but a general trait more like executive function or the propensity to defer gratification. — tap to centre the map on it What has actually been under selection is probably not intelligence but a general trait more like executive function or the propensity to defer gratification. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: The weak selection signal on behavioural traits is a shortage of statistical power, not evidence that behaviour was unselected. — tap to centre the map on it The weak selection signal on behavioural traits is a shortage of statistical power, not evidence that behaviour was unselected. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: Population size is not what limited human adaptation; time is. A selection coefficient of half a percent works as well in a thousand people as in a million. — tap to centre the map on it Population size is not what limited human adaptation; time is. A selection coefficient of half a percent works as well in a thousand people as in a million. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: Natural selection will strengthen the human preference for other humans rather than erode it, because the people who resist outsourcing their social life are the ones who find mates. — tap to centre the map on it Natural selection will strengthen the human preference for other humans rather than erode it, because the people who resist outsourcing their social life are the ones who find mates. Last stated 3 months ago
4 Jun 2026
AI
Alex Imas — holds since 2026-06-04 — tap for who they are
Same subject: For any trait built out of many mutations, all the variation needed to move a population to a new adaptive set point already exists inside it. — tap to centre the map on it For any trait built out of many mutations, all the variation needed to move a population to a new adaptive set point already exists inside it. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: A Chinese crewed landing on the Moon before America returns would be a defeat for the free world. — tap to centre the map on it A Chinese crewed landing on the Moon before America returns would be a defeat for the free world. Last stated 3 weeks ago
18 Aug 2026
CH
Casey Handmer — holds since 2025-10-31 — tap for who they are
EB
Eric Berger — holds since 2026-08-18 — tap for who they are
Same subject: A country cannot fund its own industrial strategy and call the same policy cheating when China does it. — tap to centre the map on it A country cannot fund its own industrial strategy and call the same policy cheating when China does it. Last stated a year ago
15 May 2025
HR
Hannah Ritchie — holds since 2025-05-15 — tap for who they are
Same subject: A few square miles at the Moon's south pole are the only lunar real estate that matters, and whoever gets there first sets the terms. — tap to centre the map on it A few square miles at the Moon's south pole are the only lunar real estate that matters, and whoever gets there first sets the terms. Last stated 3 weeks ago
18 Aug 2026
EB
Eric Berger — holds since 2026-08-18 — tap for who they are
Same subject: A company doing something at the edge of the Overton window has to hold two cultures at once — the true believers and the serious professionals who think they are crazy — and integrating them is what makes it work. — tap to centre the map on it A company doing something at the edge of the Overton window has to hold two cultures at once — the true believers and the serious professionals who think they are crazy — and integrating them is what makes it work. Last stated a month ago
7 Aug 2026
MH
Max Hodak — holds since 2026-08-07 — tap for who they are
Same subject: A new world order based on raw power is being drawn right now, and Europe has to fight for its place in it. — tap to centre the map on it A new world order based on raw power is being drawn right now, and Europe has to fight for its place in it. Last stated 12 months ago
10 Sept 2025
UL
Ursula von der Leyen — holds since 2025-09-10 — tap for who they are
Same subject: A tiny fraction of ancestry can carry the most important thing about a population: Yamnaya is only a few percent of DNA in India and yet it brought the language. — tap to centre the map on it A tiny fraction of ancestry can carry the most important thing about a population: Yamnaya is only a few percent of DNA in India and yet it brought the language. Last stated 4 months ago
8 May 2026
DR
David Reich — holds since 2026-05-08 — tap for who they are
Same subject: A country cannot have radical technological breakthroughs and also refuse to tolerate uncomfortably rich people, because the financial system it resents is what funds the innovation. — tap to centre the map on it A country cannot have radical technological breakthroughs and also refuse to tolerate uncomfortably rich people, because the financial system it resents is what funds the innovation. Last stated a year ago
13 Aug 2025
KJ
Keyu Jin — holds since 2025-08-13 — tap for who they are
Same subject: A country's large trade deficit in manufactured goods reduces its manufacturing employment below what it would be with balanced trade. — tap to centre the map on it A country's large trade deficit in manufactured goods reduces its manufacturing employment below what it would be with balanced trade. Last stated today
7 Sept 2026
PK
Paul Krugman — holds since 2026-09-07 — tap for who they are
Same subject: A large, sustained AI capability lead by either the US or China could shift the global balance of power between them. — tap to centre the map on it A large, sustained AI capability lead by either the US or China could shift the global balance of power between them. Last stated 2 days ago
5 Sept 2026
NS
Noah Smith — holds since 2026-09-05 — tap for who they are