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Mantic Monday (22)
study critique (270)
book review (221)
AI (112)
economics (105)
effective altruism (105)
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science (85)
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study critique (270)
book review (221)
AI (112)
economics (105)
effective altruism (105)
education (93)
creative writing (91)
debate (89)
forecasting (89)
politics (89)
prediction markets (88)
science (85)
AI safety (79)
media criticism (76)
neuroscience (76)
rationality (76)
psychiatry (73)
psychology (72)
mental health (69)
highlights from the comments (68)
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22 posts
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Mantic Monday: Groundhog Day

Scott examines prediction markets on Anthropic's Pentagon troubles (minimal impact expected), the 2026 midterms (Democratic wins likely despite voting law concerns), groundhog weather predictions (mostly broken clocks), Iran conflict outcomes (under 50% regime change), and introduces MNX, a new AI-focused futures exchange.

acx
Mar 3, 2026 5,499 words 230 likes 303 comments Listen · 31 min Read Read

Mantic Monday: The Monkey's Paw Curls

Scott reviews the state of prediction markets after explosive growth, finding that most volume is degenerate sports gambling rather than useful forecasting, and proposes both technical solutions and two potential futures for the field.

acx
Jan 13, 2026 6,449 words 211 likes 247 comments Listen · 36 min Read Read

Mantic Monday: Judgment Day

The post examines the spectacle of US elections, analyzes recent developments in prediction markets, and discusses various election-related forecasts and their implications.

acx
Nov 5, 2024 3,744 words 220 likes 469 comments Listen · 26 min Read Read

Mantic Monday 9/16/24

Scott examines a new AI forecaster, discusses Polymarket's success, and reviews recent developments in prediction markets and forecasting.

acx
Sep 17, 2024 2,631 words 79 likes 166 comments Listen · 18 min Read Read

Ro-mantic Monday 2/13/23

Scott explores various technological and market-based approaches to dating and relationships, including prediction markets, matching sites, and cryptocurrency concepts.

acx
Feb 14, 2023 2,824 words 96 likes 358 comments Listen · 16 min Read Read

Mantic Monday 1/30/2023

Scott Alexander discusses recent developments in prediction markets and forecasting, including Metaculus' milestone, PredictIt's legal issues, and various prediction market topics.

acx
Jan 31, 2023 4,760 words 58 likes 126 comments Listen · 29 min Read Read

Mantic Monday: Twitter Chaos Edition

Scott Alexander analyzes prediction markets on Twitter, FTX, effective altruism, and US midterms, discussing their accuracy and exploring the concept of 'scandal markets'.

acx
Nov 21, 2022 4,529 words 68 likes 260 comments Listen · 29 min Read Read

Mantic Monday 10/17/22

Scott Alexander discusses recent developments in prediction markets, including midterm forecasts, legal challenges, nuclear risk assessments, and new market applications.

acx
Oct 18, 2022 3,862 words 59 likes 132 comments Listen · 23 min Read Read

Mantic Monday 8/15/22

Scott Alexander examines the shutdown of PredictIt and its implications for the prediction market industry, while also highlighting new developments and forecasts in the field.

acx
Aug 16, 2022 3,692 words 62 likes 162 comments Listen · 31 min Read Read

Mantic Monday 7/11/22

The post examines prediction markets for Trump's 2024 chances, Musk's Twitter deal, and the impact of the Dobbs decision, while also discussing new forecasting initiatives and other current events.

acx
Jul 12, 2022 1,791 words 57 likes 273 comments Listen · 14 min Read Read

Mantic Monday 6/13/22

Scott Alexander reviews recent predictions and forecasts on topics including monkeypox, the Ukraine war, AI development, and US politics.

acx
Jun 13, 2022 1,909 words 50 likes 147 comments Listen · 17 min Read Read

Mantic Monday 5/9/22

Scott Alexander reviews recent prediction market changes and defends the usefulness of prediction markets, focusing on Ukraine, Roe v. Wade, and other topics.

acx
May 10, 2022 3,105 words 68 likes 242 comments Listen · 23 min Read Read

Mantic Monday 4/18/22

Scott reviews recent changes in prediction markets covering the Ukraine war, nuclear risk, AI development, and other current events.

acx
Apr 18, 2022 2,264 words 45 likes 458 comments Listen · 21 min Read Read

Mantic Monday 3/21/22

Scott Alexander updates readers on Ukraine war predictions, Insight Prediction's challenges, ACX 2022 Prediction Contest results, and various prediction market developments.

acx
Mar 21, 2022 2,282 words 29 likes 92 comments Listen · 22 min Read Read

Mantic Monday 3/14/22

Scott analyzes Ukraine prediction markets, nuclear war risk forecasts, and compares forecasters to experts, along with various updates on prediction platforms.

acx
Mar 14, 2022 2,456 words 54 likes 198 comments Listen · 23 min Read Read

Mantic Monday: Ukraine Cube Manifold

Scott Alexander analyzes prediction markets for the Ukraine crisis, introduces Manifold Markets, and discusses recent Metaculus questions and forecasting initiatives.

acx
Feb 14, 2022 2,169 words 40 likes 204 comments Listen · 21 min Read Read

Mantic Monday: Dogs In Wizard Hats

Scott discusses recent developments in prediction markets, including new platforms, features, and current market predictions on various topics.

acx
Dec 27, 2021 2,603 words 41 likes 95 comments Listen · 24 min Read Read

Mantic Monday: Let Me Google That For You

Scott Alexander reviews recent developments in prediction markets, including Google's internal market and Metaculus' 'fortified essays', while discussing challenges and applications in various fields.

acx
Dec 20, 2021 2,525 words 41 likes 125 comments Listen · 23 min Read Read

Mantic Monday 11/15

Scott examines new techniques in forecasting and prediction markets, including reciprocal scoring and iterated markets, while highlighting the accuracy of prediction markets compared to traditional media.

acx
Nov 15, 2021 2,992 words 35 likes 205 comments Listen · 28 min Read Read

Mantic Monday 11/1/21

Scott Alexander explores various applications and recent developments in prediction markets and forecasting, covering topics from election betting to teacher evaluation and social media moderation.

acx
Nov 1, 2021 3,428 words 40 likes 309 comments Listen · 26 min Read Read

Mantic Monday 7/26

Scott reviews recent developments in prediction markets, including COVID-19 forecasts, the launch of Kalshi, and Metaculus' new hiring initiative.

acx
Jul 27, 2021 2,168 words 45 likes 122 comments Listen · 21 min Read Read

Mantic Monday 6/21/21

Scott discusses various prediction markets and forecasting topics, including Metaculus predictions, Polymarket vs PredictIt, a study on forecasting accuracy, and the need for more precise inflation predictions from experts.

acx
Jun 22, 2021 1,447 words 51 likes 158 comments Listen · 15 min Read Read
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