### About

### Quantum Theory, Groups and Representations

### Not Even Wrong: The Book

### Recently Modified Posts

### Recent Comments

- (Imaginary) Time Asymmetry 9

Peter Woit, Moshe, Peter Woit, Aula, Sabine Hossenfelder, Peter Woit [...] - What is "Spin"? 28

Peter Woit, Chris Regan, Peter Woit, Peter Orland, Peter Woit, Peter Woit [...] - Yesterday's Hype 27

Geoffrey Dixon, More Anonymous, FB36, Juan, WTW, Bernhard [...] - HEP News 36

LK2, Peter Shor, Peter Woit, Paolo, Peter Woit, Alessandro Strumia [...] - HEP Theory Job Situation 30

Robert, theoreticalminimum, Robert, Robert, Peter Woit, David Roberts [...]

- (Imaginary) Time Asymmetry 9
### Categories

- Book Reviews (109)
- BRST (13)
- Experimental HEP News (151)
- Fake Physics (6)
- Favorite Old Posts (48)
- Film Reviews (15)
- Langlands (36)
- Multiverse Mania (154)
- Not Even Wrong: The Book (27)
- Obituaries (29)
- Quantum Mechanics (18)
- Quantum Theory: The Book (6)
- Strings 2XXX (19)
- Swampland (18)
- This Week's Hype (117)
- Uncategorized (1,202)

### 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

# Category Archives: Uncategorized

## What is “Spin”?

The explanation for the lack of blogging here the past month is mostly that I haven’t seen any news worth blogging about. It took only a little bit of self-control to not do things like make snarky comments about recent … Continue reading

Posted in Uncategorized
28 Comments

## HEP Theory Job Situation

Way back in the 1980s and 1990s I was, for obvious personal reasons, paying close attention to the job situation for young HEP theorists. They were not good at all: way more talented young theorists than jobs, many if not … Continue reading

Posted in Uncategorized
30 Comments

## Feynman Lectures on the Strong Interactions

Available at the arXiv this evening is something quite fascinating. Jim Cline has posted course notes from Feynman’s last course, given in 1987-88 on QCD. There are also some audio files of a few of the lectures available here. The … Continue reading

Posted in Uncategorized
2 Comments

## An Advertisement for Representation Theory

There’s a new article at Quanta today promoting representation theory, Kevin Hartnett’s The ‘Useless’ Perspective that Transformed Mathematics. Representation theory is a central, unifying theme in modern mathematics, one that deserves a lot more attention than it usually gets, with … Continue reading

Posted in Uncategorized
10 Comments

## The Week’s Anti-Hype

I never thought I would see this happen: a university PR department correcting media hype about its research. You might have noticed this comment here a week ago, about a flurry of media hype about neutrinos and parallel universes. A … Continue reading

Posted in Uncategorized
6 Comments

## Oral Histories

I recently ran across a recent interview with Mary K. Gaillard, which encouraged me to look again at the AIP’s oral histories site. For a review of her autobiographical book, see here. She has the following comments on the current … Continue reading

Posted in Uncategorized
7 Comments

## Final Fourier Analysis Notes

Our semester here at Columbia is finally over, and I’ve put the lecture notes on Fourier analysis that I wrote up in one document here. A previous blog posting explained the origin of the notes: they cover the second half … Continue reading

Posted in Uncategorized
15 Comments

## Some Philosophy of Science

Defenders of certain failed speculative theories like to accuse those who point to their failure of being “Popperazzi”, relying on mistaken and naive notions about predictions and falsifiability due to Karl Popper. That’s never been the actual argument for failure, … Continue reading

Posted in Uncategorized
18 Comments

## Various and Sundry

If like most other people you’re stuck at home, and having trouble concentrating on the projects you thought the current situation would cause you to finally find the time to complete, one thing you could do is watch a lot … Continue reading

Posted in Uncategorized
20 Comments

## Why the Szpiro Conjecture is Still a Conjecture

There has been a remarkable discussion going on for the past couple weeks in the comment section of this blog posting, which gives a very clear picture of the problems with Mochizuki’s claimed proof of the Szpiro conjecture. These problems … Continue reading

Posted in Uncategorized
39 Comments