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”, et al 2025; “On DeepSeek and Export Controls”, Dario Amodei
“20 Years of Bitext”, Peter Brown & Bob 2013 (on early NMT, n-grams, finding & cleaning large linguistic corpora)
Genetics
Everything Is Heritable:
Recent Evolution:
Engineering:
Statistics/Meta-Science
Politics/Religion
Psychology/Biology
“GLP-1 programs the neurovascular landscape”, 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”, et al 2023
“Agnosia, alexia and a remarkable form of amnesia in an adolescent boy”, Vargha- et al 1994 (the boy who can’t remember his memories, but can write them down)
“Seasonal Hair Growth in the Adult Domestic Cat (Felis catus)”, et al 1997 (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”, 1987 (‘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”, 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 2025 (writing & compiling to a VM for regexp-based loop-free programming)
Economics
“The Effect of Financial Resources on Fertility: Evidence from Administrative Data on Lottery Winners”, et al 2022 (fertility is not about wealth)
“The Lifetime Costs of Bad Health”, De et al 2024
“Organizational Barriers to Technology Adoption: Evidence from Soccer-Ball Producers in Pakistan”, 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”, 2024 (precarity: neither objectively nor subjectively increasing?)
The more useful “Cardinal-valued Secretary problem”: set the threshold after √n candidates, not n⧸e
Philosophy
“Cultivating a state of mind where new ideas are born”, Henrik 2023 (how do you come up with good questions, not answers?)
Miscellaneous
Fiction
Books
Fiction:
Film/TV
Live-action:
Animated: