### About

### Quantum Theory, Groups and Representations

### Not Even Wrong: The Book

### Subscribe to Blog via Email

### Recent Comments

- Yet More Math and Physics Items 8

jackjohnson, Johan Smit, jackjohnson, Johan Smit, DKepler, theoreticalminimum [...] - Igor and Grichka Bogdanoff 1949-2021/22 20

Pascal, Damien, Peter Woit, JE, Peter Woit, JE [...] - Witten Goes Anthropic 39

Paolo Bertozzini, Mark, Cedric BARDOT, Roger, Paolo Bertozzini, Peter Woit [...] - Some Math and Physics Items 24

Heiko242, Robert A. Wilson, Robert A. Wilson, Thomas, Richard, Peter Woit [...] - More Math and Physics Items 16

Mike M, Z Y, sdf, Anon, Justin Glick, Dimitris Papadimitriou [...]

- Yet More Math and Physics Items 8
### Categories

- Book Reviews (116)
- BRST (13)
- Euclidean Twistor Unification (4)
- Experimental HEP News (152)
- Fake Physics (6)
- Favorite Old Posts (50)
- Film Reviews (15)
- Langlands (40)
- Multiverse Mania (158)
- Not Even Wrong: The Book (27)
- Obituaries (33)
- Quantum Mechanics (20)
- Quantum Theory: The Book (7)
- Strings 2XXX (21)
- Swampland (18)
- This Week's Hype (122)
- Uncategorized (1,232)

### Archives

### Links

### Mathematics Weblogs

- Alex Youcis
- Alexandre Borovik
- Anton Hilado
- Cathy O'Neil
- Daniel Litt
- Danny Calegari
- David Hansen
- David Mumford
- David Roberts
- Emmanuel Kowalski
- Harald Helfgott
- Jesse Johnson
- Johan deJong
- Lieven Le Bruyn
- Mathematics Without Apologies
- Michael Hutchings
- Noncommutative Geometry
- Pieter Belmans
- Qiaochu Yuan
- Quomodocumque
- Secret Blogging Seminar
- Terence Tao
- The n-Category Cafe
- Timothy Gowers

### Physics Weblogs

- Alexey Petrov
- AMVA4NewPhysics
- Andrew Jaffe
- Angry Physicist
- Capitalist Imperialist Pig
- Chad Orzel
- Clifford Johnson
- Cormac O’Raifeartaigh
- Doug Natelson
- EPMG Blog
- Geoffrey Dixon
- Georg von Hippel
- Gordon Watts
- Jackson Clarke
- Jacques Distler
- Jennifer Ouellette
- Jim Baggott
- Joe Conlon
- John Horgan
- Lubos Motl
- Mark Goodsell
- Mark Hanman
- Mateus Araujo
- Matt Strassler
- Matt von Hippel
- Matthew Buckley
- Norbert Bodendorfer
- Peter Orland
- Physics World
- Reimagine Physics
- Resonaances
- Robert Helling
- Ross McKenzie
- Sabine Hossenfelder
- Scott Aaronson
- Sesh Nadathur
- Shaun Hotchkiss
- Stacy McGaugh
- Tommaso Dorigo

### Some Web Pages

- Alain Connes
- Arthur Jaffe
- Barry Mazur
- Brian Conrad
- Brian Hall
- Cumrun Vafa
- Dan Freed
- Daniel Bump
- David Ben-Zvi
- David Nadler
- David Vogan
- Dennis Gaitsgory
- Eckhard Meinrenken
- Edward Frenkel
- Frank Wilczek
- Gerard ’t Hooft
- Greg Moore
- Hirosi Ooguri
- Ivan Fesenko
- Jacob Lurie
- John Baez
- José Figueroa-O'Farrill
- Klaas Landsman
- Laurent Fargues
- Laurent Lafforgue
- Nolan Wallach
- Peter Teichner
- Robert Langlands
- Vincent Lafforgue

### Twitter

### Videos

# Author Archives: woit

## Yet More Math and Physics Items

Various items that may be of interest: Robbert Dijkgraaf was sworn in a few days ago as Minister of Education, Culture and Science in the Dutch government. Unclear who if anyone is director of the IAS at the moment, but … Continue reading

Posted in Uncategorized
8 Comments

## Igor and Grichka Bogdanoff 1949-2021/22

A few days ago I heard news from Paris of the death of Grichka Bogdanoff on Dec. 28, and this morning heard of the death yesterday of his twin brother Igor. There are many news stories online (e.g. here), and … Continue reading

Posted in Obituaries
20 Comments

## Witten Goes Anthropic

Multiverse mania started seriously among string theorists around 2003, with a defining event Susskind’s February 2003 The Anthropic Landscape of String Theory. At the time I was finishing up writing what became the book “Not Even Wrong”, and my reaction … Continue reading

Posted in Multiverse Mania
41 Comments

## More Math and Physics Items

Yet more math items: First of all, congratulations to my colleague Johan de Jong, recipient of the 2022 AMS Steele Prize for Mathematical Exposition. Johan’s Stacks Project is very much deserving of such recognition. It’s both huge in scale and … Continue reading

Posted in Uncategorized
16 Comments

## Some Math and Physics Items

First some math news: An anonymous commenter claims here that the 2026 ICM will take place in Philadelphia. I had heard that a US group was submitting a proposal, so this rumor is plausible. Many mathematicians and physicists have signed … Continue reading

Posted in Uncategorized
24 Comments

## Lex Fridman Podcast

A couple months ago I recorded a podcast with Lex Fridman, it’s now available here. A lot of Fridman’s other interviews are well worth watching or listening to, and I thought we had an interesting conversation. I can’t stand listening … Continue reading

Posted in Uncategorized
22 Comments

## Unifying Foundations for Physics and Mathematics

During recent travels I attended two conferences (in Paris and Berkeley) and met up with quite a few people. At the Paris conference I gave an intentionally provocative talk to the philosophers of physics there, slides are here. The argument … Continue reading

Posted in Uncategorized
15 Comments

## Back

I haven’t been posting here for a while, partly due to a lot of traveling, partly due to some personal time-consuming commitments, and largely due to a lack of much in the way of news that seemed worth much attention. … Continue reading

Posted in Uncategorized
11 Comments

## News and Travels

First some personally relevant items: I finally have a finished version 2.0 of my euclidean twistor unification paper (discussed here), it’s uploaded to the arXiv, should appear there Monday. I’ll be giving a talk October 30th at the Foundations 2021 … Continue reading

Posted in Uncategorized
13 Comments

## This Week’s Hype

The latest from the BBC: String theory – a simple way to understand the universe Not worth more comment than it’s another reminder that this nonsense continues to be heavily promoted in our most prominent and respected mass media. I’m … Continue reading

Posted in This Week's Hype
Comments Off on This Week’s Hype