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← There is no long decline in human family size: once child survival is…

17 connected korrents · 11 moments from 30 May 2013 to 20 Sept 2026.

Everything filed under demographics demographics Everything filed under family family Everything filed under immigration immigration Everything filed under sustainability sustainability Everything filed under LLMs LLMs Same subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subjectSame subject Read this korrent: There is no long decline in human family size: once child survival is accounted for, the two-century downward trend disappears. There is no long decline in human familysize: once child survival is accountedfor, the two-century downward trenddisappears. Last stated a year ago 15 Jul 2025 LS Lyman Stone — holds since 2025-07-15 — tap for who they are Same subject: The global fall in births over the past two centuries is mostly explained by falling child mortality, and that part of the question is settled. — tap to centre the map on it The global fall in births over thepast two centuries is mostlyexplained by falling childmortality, and that part of thequestion is settled. Last stated 2 months ago 20 Aug 2026 LS Lyman Stone — holds since 2026-08-20 — tap for who they are Same subject: People aim at a number of surviving children rather than a number of births, so falling child mortality lets births fall without anyone wanting a smaller family. — tap to centre the map on it People aim at a number of survivingchildren rather than a number ofbirths, so falling child mortalitylets births fall without anyonewanting a smaller family. Last stated a year ago 15 Jul 2025 LS Lyman Stone — holds since 2025-07-15 — tap for who they are Same subject: The total fertility rate is a culturally biased measure, because societies substitute between abortion, infanticide and contraception to reach the same family size. — tap to centre the map on it The total fertility rate is aculturally biased measure, becausesocieties substitute betweenabortion, infanticide andcontraception to reach the samefamily size. Last stated a year ago 15 Jul 2025 LS Lyman Stone — holds since 2025-07-15 — 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 limitedhuman adaptation; time is. Aselection coefficient of half apercent works as well in a thousandpeople as in a million. Last stated 6 months ago 8 May 2026 DR David Reich — holds since 2026-05-08 — tap for who they are Same subject: The theory that birth rates fall because home life has not caught up with women's opportunities at work is not supported by the data. — tap to centre the map on it The theory that birth rates fallbecause home life has not caught upwith women's opportunities at workis not supported by the data. Last stated 2 months ago 20 Aug 2026 LS Lyman Stone — holds since 2026-08-20 — tap for who they are Same subject: A model fitted only to trends in its own outcome cannot forecast anything, because it contains no variable anyone could change. — tap to centre the map on it A model fitted only to trends in itsown outcome cannot forecastanything, because it contains novariable anyone could change. Last stated 2 months ago 20 Aug 2026 LS Lyman Stone — holds since 2026-08-20 — tap for who they are Same subject: Culture can be changed, so falling birth rates are a fixable problem rather than a one-way ratchet of modernity. — tap to centre the map on it Culture can be changed, so fallingbirth rates are a fixable problemrather than a one-way ratchet ofmodernity. Last stated a year ago 1 Jul 2025 AE Alice Evans — holds since 2025-07-01 — tap for who they are Same subject: Humans collapse over the course of a life exactly as models do; children say shocking things because they have not overfitted yet. — tap to centre the map on it Humans collapse over the course of alife exactly as models do; childrensay shocking things because theyhave not overfitted yet. Last stated a year ago 17 Oct 2025 AK Andrej Karpathy — holds since 2025-10-17 — tap for who they are Same subject: A liberal divorce law is wise — tap to centre the map on it A liberal divorce law is wise ES Elizabeth Cady Stanton — holds since c. 1898 — tap for who they are Same subject: A partner's difficult trait becomes tolerable only if their good qualities outweigh it and you don't feel alone dealing with its effects. — tap to centre the map on it A partner's difficult trait becomestolerable only if their goodqualities outweigh it and you don'tfeel alone dealing with its effects. Last stated a month ago 20 Sept 2026 HN Haley Nahman — holds since 2026-09-20 — tap for who they are Same subject: A person with a spouse and children has given hostages to fortune, since they hinder great enterprises — tap to centre the map on it A person with a spouse and childrenhas given hostages to fortune, sincethey hinder great enterprises FB Francis Bacon — holds since c. 1597–1625 — tap for who they are Same subject: A primitive science of insect control has armed itself with modern weapons and turned them against the earth — tap to centre the map on it A primitive science of insectcontrol has armed itself with modernweapons and turned them against theearth RC Rachel Carson — holds since c. 1962 — tap for who they are Same subject: A romantic, low-yield farming system would need far more land and would produce more hunger, not less. — tap to centre the map on it A romantic, low-yield farming systemwould need far more land and wouldproduce more hunger, not less. Last stated 3 years ago 28 May 2023 GM George Monbiot — holds since 2023-05-28 — tap for who they are Same subject: Amazon is a relatively environmentally clean company on a per-dollar basis because of its operational efficiency. — tap to centre the map on it Amazon is a relativelyenvironmentally clean company on aper-dollar basis because of itsoperational efficiency. Last stated a year ago 7 Oct 2025 MM Mr. Money Mustache — holds since 2025-10-07 — tap for who they are Same subject: A career path becomes popular when it offers clear, prescribed rules that can simply be decoded and followed. — tap to centre the map on it A career path becomes popular whenit offers clear, prescribed rulesthat can simply be decoded andfollowed. Last stated 7 months ago 28 Mar 2026 PM Paul Millerd — holds since 2026-03-28 — tap for who they are Same subject: A clear path to citizenship for undocumented immigrants is compatible with enforcing the law — tap to centre the map on it A clear path to citizenship forundocumented immigrants iscompatible with enforcing the law Last stated 13 years ago 30 May 2013 OW Oprah Winfrey — holds since 2013-05-30 — tap for who they are Same subject: A country benefits from immigration in proportion to whether the people arriving are net contributors who assimilate. — tap to centre the map on it A country benefits from immigrationin proportion to whether the peoplearriving are net contributors whoassimilate. Last stated 2 months ago 26 Aug 2026 DH David Heinemeier Hansson — holds since 2026-08-26 — tap for who they are
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At the centre There is no long decline in human family size: once child survival is accounted for, the two-century downward trend disappears. Last stated 15 Jul 2025 · a year ago Holds Lyman Stone Read this korrent →