Sam Lair (@sam_lair) 's Twitter Profile
Sam Lair

@sam_lair

Research Associate @JamesMartinCNS | MIIS NPTS '24 | @Trinity_U '22 | RTs/views my own etc. Also @ slair on the other place

ID: 1249200074392887296

calendar_today12-04-2020 04:58:09

934 Tweet

908 Followers

519 Following

Decker Eveleth (@dex_eve) 's Twitter Profile Photo

I've seen multiple statements about number of Iranian missiles launched. Some say 500, some say 550, some say 591, some say 631. That's a big delta, probably produced by counting uncertainties.

Decker Eveleth (@dex_eve) 's Twitter Profile Photo

First blog post in a series about the 12-Day War, this first one on Iranian breakout, and why I think people are a little too eager to assume the worst on Iranian breakout speed: horsdoeuvresofbattle.blog/2025/06/27/the…

Nicole Grajewski (@nicolegrajewski) 's Twitter Profile Photo

A lot of technical assessments of Iran’s nuclear program feel rushed. There’s an overreliance on fuel cycle basics and projections built on major unknowns while overlooking domestic factors eg institutional disruption, procurement challenges, and acute paranoia.

Decker Eveleth (@dex_eve) 's Twitter Profile Photo

Golden Dome proves the United States does not have a secret weather control weapon because if we did we could use it to mess up adversary missile guidence with sudden pressure changes. QED

(((James Acton))) (@james_acton32) 's Twitter Profile Photo

The administration has argued that the destruction of Iran's uranium metal production lines at Isfahan will set its nuclear-weapon program back by "years." At Arms Control Wonk, I argue it may not even set Tehran back by months. Link in next post.

The administration has argued that the destruction of Iran's uranium metal production lines at Isfahan will set its nuclear-weapon program back by "years."  

At Arms Control Wonk, I argue it may not even set Tehran back by months.

Link in next post.
Decker Eveleth (@dex_eve) 's Twitter Profile Photo

Lets put to bed this INSANE idea that there are 250 impact points in Israel we are somehow missing. In Haaretz.com, scientists who have been perfecting their change detection software over the past three years in Gaza say they detected 10 additional probable impacts. This would

Dr. Jeffrey Lewis (@armscontrolwonk) 's Twitter Profile Photo

Hey! We found the Institute for Atomic Energy in Pyongyang. 32.029, 125.668 #dailygeolocation Full post on the ACW blog: armscontrolwonk.com/archive/122062…

Hey! We found the Institute for Atomic Energy in Pyongyang. 32.029, 125.668 #dailygeolocation Full post on the ACW blog:
armscontrolwonk.com/archive/122062…
Decker Eveleth (@dex_eve) 's Twitter Profile Photo

horsdoeuvresofbattle.blog/2025/07/22/the… I may have written 12K words on the war, Iran's missile performance, and where we go from here. I hope it is illuminating.

Dr. Jeffrey Lewis (@armscontrolwonk) 's Twitter Profile Photo

Is this the weirdest Halperin reallocation ever? (Halperin talks about shifting money from "bad" programs that accelerate the arms race to merely "wasteful" ones with no impact either way.)

Is this the weirdest Halperin reallocation ever?  (Halperin talks about shifting money from "bad" programs that accelerate the arms race to merely "wasteful" ones with no impact either way.)
Dr. Jeffrey Lewis (@armscontrolwonk) 's Twitter Profile Photo

Annie Jacobsen attributes a quote to Tom Schelling that implies he stopped believing in nuclear deterrence. I can't imagine Tom said it. I am certain he didn't think it. 🧵

Decker Eveleth (@dex_eve) 's Twitter Profile Photo

In Reuters with Dr. Jeffrey Lewis and myself: Ahead of the Putin-Trump summit, Russia is preparing to imminently test the Burevestnik nuclear-powered cruise missile. reuters.com/world/europe/p…

Dr. Jeffrey Lewis (@armscontrolwonk) 's Twitter Profile Photo

While Trump gets ready to meet Putin in Alaska, Putin is getting ready to test a nuclear-powered cruise missile intended to defeat the Golden Dome.

While Trump gets ready to meet Putin in Alaska, Putin is getting ready to test a nuclear-powered cruise missile intended to defeat the Golden Dome.