January 2025 News
January 2025 Gwern.net newsletter with links on TODO
January 2025’s Gwern.net newsletter is now out; previous, December 2024 (archives). This is a collation of links and summary of major changes, overlapping with my Changelog; brought to you by my donors on Patreon.
Writings
Gwern.net: improved fraction handling;
italicizer.py: automatically add appropriate italics to plain text strings lacking them, like book titles
Links
AI
“DeepSeek-R1: Incentivizing Reasoning Capability in LLMs via Reinforcement Learning”, Guo et al 2025; “On DeepSeek and Export Controls”, Dario Amodei; METR: “the level of autonomous [coding] capabilities of mid-2025 DeepSeek models is similar to the level of capabilities of frontier models from late 2024.”; Epoch
“20 Years of Bitext”, Peter Brown & Bob Mercer 201313ya (on early NMT, n-grams, finding & cleaning large linguistic corpora)
Genetics
Everything Is Heritable:
Recent Evolution:
Engineering:
“Heritable polygenic editing: the next frontier in genomic medicine?”, Visscher et al 2025
Statistics/Meta-Science
Politics/Religion
Psychology/Biology
“GLP-1 programs the neurovascular landscape”, Chen et al 2024
20% weight loss in preliminary ‘MariTide’ drug trial results
“The Effects of Diagnosing a Young Adult with a Mental Illness: Evidence from Randomly Assigned Doctors”, Bos et al 2023
“Agnosia, alexia and a remarkable form of amnesia in an adolescent boy”, Vargha-Khadem et al 199432ya (the boy who can’t remember his memories, but can write them down)
“Seasonal Hair Growth in the Adult Domestic Cat (Felis catus)”, Hendriks et al 199729ya (a cat will shed its weight in fur every ~31 years)
“Hoover d—n! A brief look at sexual injury by vacuum cleaners”; “Hoovers and shakers: Another look at vacuum cleaner sex”
Technology
“The Little Can That Could”, Daniel 198739ya (‘good design is invisible’: how American & British engineers reinvented the German jerrycan poorly because they didn’t understand its requirements nor solutions)
“Unbundling Tools for Thought”, Borretti 2022; “Why Working on ‘Tools For Thought’ Fails: Lots of Working for the Tools, Not Much Thought”
It is unknown whether Newtonian orbital mechanics is Turing-complete
“Regex Chess: A 2-ply minimax chess engine in 84,688 regular expressions”, Nicholas Carlini 2025 (writing & compiling to a VM for regexp-based loop-free programming)
Writing in space; NASA’s 200917ya Mars Explorers Wanted posters
Economics
“The Effect of Financial Resources on Fertility: Evidence from Administrative Data on Lottery Winners”, Tsai et al 2022 (fertility is not about wealth)
“The Lifetime Costs of Bad Health”, De Nardi et al 2024
“The Psychology Of Poverty: Where Do We Stand?”, Haushofer & Salicath 2024
“Organizational Barriers to Technology Adoption: Evidence from Soccer-Ball Producers in Pakistan”, Atkin et al 2018 (challenges to efficiency improvements: insider sabotage)
“Subjective Job Insecurity and the Rise of the Precariat: Evidence from the United Kingdom, Germany, and the United States”, Manning & Mazeine 2024 (precarity: neither objectively nor subjectively increasing?)
The more useful “Cardinal-valued Secretary problem”: set the threshold after √n candidates, not n⧸e
Philosophy
“Chimes at Midnight: It’s been an idea for over 3 decades. How did the clock that will run for 10,000 years become a reality?”, Nevala-Lee 2024
“Cultivating a state of mind where new ideas are born”, Henrik Karlsson 2023 (how do you come up with good questions, not answers?)
Miscellaneous
Fiction
Feast of Legends: Rise from the Deep Freeze, Wendy’s 2019
Books
Fiction:
Film/TV
Live-action:
Animated: