Dr. Jeffrey Lewis ✓

@ArmsControlWonk · Half Moon Bay, CA · joined 04 Mar 2009

William J. Perry Lecturer at @StanfordCISAC & Distinguished Fellow at @fpri, host of the @ACWpodcast, member @theNASEM CISAC, ex-ISAB at @StateDep

115 833Followers

1 822Following

72 228Posts total

72.1KViews on collected posts

Latest posts

Dr. Jeffrey Lewis ✓@ArmsControlWonk18 Sep

I did not realize the DF-15A had thrust termination ports! https://t.co/jjBcFwTAk8

10.2K views · 95 likes · 6 reposts · 3 replies Open on X →

Dr. Jeffrey Lewis ✓@ArmsControlWonk2 Sep

It's a good answer and it beats the hell out of the alternative. 33.9K views · 222 likes · 7 reposts · 3 replies Open on X →

Dr. Jeffrey Lewis ✓@ArmsControlWonk28 Aug

That's the nicest video for measuring I've ever seen of a Yars launch. 28K views · 129 likes · 16 reposts · 5 replies Open on X →

Dr. Jeffrey Lewis ✓@ArmsControlWonk21 Mar 2020

Thank you for your extremely good-faith criticism. I will give it the attention it deserves. 0 views · 519 likes · 23 reposts · 41 replies Open on X →

Against accounts of the same size

3 posts from the last 90 days, next to the 100K–1M follower range. shown widely, but few of those viewers react.

Median views27 986this account5 895median for 100K–1M

Reach, %24.16%this account1.55%median for 100K–1M

Engagement, %0.69%this account1.00%median for 100K–1M

Metric	This account	Median for 100K–1M	Ratio
Median views per post	27 986	5 895	4.75×
Reach (views ÷ followers)	24.16%	1.55%	15.6×
Engagement rate	0.69%	1.00%	0.69×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

28K28 Aug

33.9K2 Sep

10.2K18 Sep

Last 3 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.54%28 Aug

0.69%2 Sep

1.03%18 Sep

Reactions — likes, reposts, replies and quotes — divided by views. Median for 100K–1M accounts is 1.00%.

What the audience does

Likes78.2%446 in total

Reposts5.1%29 in total

Replies1.9%11 in total

Quotes0.5%3 in total

Bookmarks14.2%81 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.