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Walter Isaacson engagement report

@WalterIsaacson - 502K followers on X

Measured over 4 original posts from a 30-day window, last computed on August 28, 2026.

Engagement

Per follower
0.003%
of 502K followers
Per impression
0.082%
19K views on a typical post
Reach
3.91%
of its followers see a post
Typical post
16
interactions (median)
Saved
0.013%
2 bookmarks on a typical post
Posting rate
0.67/day
active 37% of days
Peak time
01:00 UTC
Wednesday

Early reading. We have captured 4 original posts for this account, below the 8 we require before treating a median as settled. The numbers above describe what we have seen so far, not a finished profile of the account.

A typical post picks up 16 interactions against 502K followers, an engagement rate of 0.003%. Posts are seen about 19K times each, and 0.082% of those impressions turn into an interaction. That is about 3.87% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 0.67 post a day over the last 30 days, though only 37% of days saw any activity at all. Most posts go out around 01:00 UTC, and Wednesday is the busiest day of the week. Of the 4 posts sampled, 25% carry an image or video and 75% link out. The account's strongest tracked post pulled 4.6K interactions, about 287x its own typical post. Only 4 original posts have been captured so far, fewer than the 8 posts we want behind a median before treating it as settled. Read the figures above as an early measurement of this account, not as a finished profile of it.

Measured over 4 original posts from a 30-day window, last computed on August 28, 2026. Recurring tag: #giftarticle.

Where this sits in the catalog

At 0.003%, Walter Isaacson sits above the 10th percentile of the 41,976 accounts in this comparison. That places it in the bottom 25% band, which runs below 0.013%.

p100.002%
p250.013%
p50 (median)0.083%
p750.448%
p902.08%
p99142.9%
Engagement rate as a share of followers, across the 41,976 accounts we have scanned enough to measure. The axis is logarithmic, because the top and bottom of this population are about 84,062 times apart and a linear axis would flatten everything below the median into a single point.
Show the percentile table
Engagement rate percentiles
PercentileEngagement rate
10th percentile0.002%
25th percentile0.013%
50th percentile0.083%
75th percentile0.448%
90th percentile2.08%
99th percentile142.9%

This ruler is the whole measured catalog, not a size-matched group: it shows where the raw rate falls across every account we can measure, all of which are large. For a like-for-like comparison, read the size-band percentile above instead. See how the bands are built

Posting timing

This account posts most often around 01:00 UTC, and Wednesday is its busiest day of the week. The bars below are the catalog-wide pattern, with this account's own busiest slot marked. They do not show how this account performs at each hour: we keep one aggregate per account, not one per hour, so that measurement does not exist in our data.

Engagement by hour posted, UTCTwenty-four bars, one per UTC hour. Each bar shows how posts published in that hour compare with their own authors' median engagement. Bars above the centre line ran higher than the median, bars below ran lower. A marker flags Busiest hour: 01:00 UTC.
0003060912151821
Above the authors' own mediansBelowScale: plus or minus 6%Busiest hour: 01:00 UTC
Show engagement by hour posted, utc as a table
Engagement by hour posted, UTC
Hour (UTC)Vs author medianPosts
00:00 UTC-1%59K
01:00 UTC-2%60K
02:00 UTC-3%58K
03:00 UTC-4%62K
04:00 UTC-6%50K
05:00 UTC-5%49K
06:00 UTC-5%56K
07:00 UTC-5%60K
08:00 UTC-4%70K
09:00 UTC-4%81K
10:00 UTC-3%83K
11:00 UTC-3%91K
12:00 UTC-2%100K
13:00 UTC-2%109K
14:00 UTC-3%113K
15:00 UTC-2%116K
16:00 UTC-3%113K
17:00 UTC-3%105K
18:00 UTC-2%98K
19:00 UTC-2%93K
20:00 UTC-1%87K
21:00 UTC-1%77K
22:00 UTC-2%66K
23:00 UTC-1%60K
Engagement by day of weekSeven bars, one per weekday, Sunday first. Each bar shows how posts published on that day compare with their own authors' median engagement. Bars above the centre line ran higher than the median, bars below ran lower. A marker flags Busiest day: Wednesday.
SunMonTueWedThuFriSat
Above the authors' own mediansBelowScale: plus or minus 5%Busiest day: Wednesday
Show engagement by day of week as a table
Engagement by day of week
DayVs author medianPosts
Sunday+5%256K
Monday+1%328K
Tuesday-2%354K
Wednesday-4%320K
Thursday-2%271K
Friday-3%276K
Saturday+3%250K
See what moves engagement across the whole catalogWhat counts as a good engagement rate at this size

Best tweets

  • May 23, 2026287x their median

    An amazing and inspiring launch by @SpaceX yesterday. Onward and upward, to the Moon. @elonmusk @NASAAdmin https://t.co/102HSL2qnB

    4.2K30510015118K viewsView on X
  • Aug 26, 202694x their median

    Coonasses in space! Starbase Boudreaux! Louisiana heading to SPACE! @SpaceX @elonmusk https://t.co/V3Fzxvuqtz

    1.2K198782872K viewsView on X
  • Jul 24, 202543x their median

    The Greatest Sentence Ever Written https://t.co/ulbMGELvGw

    512659222120K viewsView on X
  • Jul 3, 202634x their median

    galleys are here! so excited for early readers to get their hands on these. https://t.co/JjYQmhEvKv

    501937176K viewsView on X
  • Jul 11, 20265.8x their median

    Very sharp interview about why we should not only blame billionaires when the fault is on us, why I created a new company to write biographies, and why AI shouldn’t do the writing. Also, a shoutout to Fitzsimmons on who Harvard admits. https://t.co/7gZaY08Bc9 via @YouTube

    74116226K viewsView on X
  • Jun 10, 20262.5x their median

    CNBC’s @jonfortt is one of the most thoughtful reporters on tech, and he’s creating what will be an important new show. Here we talk about AI, jobs, and writing biography. https://t.co/i7NKE6byp1

    325215.9K viewsView on X
  • Jul 28, 20262.3x their median

    Why did translator Emily Wilson dub Odysseus a “complicated man,” and what did she think of Christopher Nolan’s Odyssey? And by the way, who *was* Homer? https://t.co/bmIittdfPB

    2853128K viewsView on X
  • Jun 1, 20261.6x their median

    Talking with my @Tulane colleague and one of my favorite writers, Jesmyn Ward, about the South, race, Faulkner, and coming home. https://t.co/6bCGWFgA6d

    2042013K viewsView on X
  • Jun 23, 20261.6x their median

    A tough road, but some impressive gains. https://t.co/UdeRCssgzP

    194208.5K viewsView on X
  • Jun 11, 20261.6x their median

    How the Founders created a forcing mechanism. https://t.co/CQLrntPB1b

    2013121K viewsView on X

Ranked by total interactions across everything we have tracked for this account, which is a longer history than the 30-day window the rates above use. The multiple compares each post to this account's own median.

Recurring topics

#giftarticle

The most frequent hashtags in the sampled posts. They describe what this account writes about; they are not a performance signal, and the catalog-wide breakdown on the hub shows how little hashtag count moves.

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Reading these numbers

A typical post picks up 16 interactions against 502K followers, an engagement rate of 0.003%. Posts are seen about 19K times each, and 0.082% of those impressions turn into an interaction. That is about 3.87% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 0.67 post a day over the last 30 days, though only 37% of days saw any activity at all. Most posts go out around 01:00 UTC, and Wednesday is the busiest day of the week. Of the 4 posts sampled, 25% carry an image or video and 75% link out. The account's strongest tracked post pulled 4.6K interactions, about 287x its own typical post. Only 4 original posts have been captured so far, fewer than the 8 posts we want behind a median before treating it as settled. Read the figures above as an early measurement of this account, not as a finished profile of it.

What is Walter Isaacson's engagement rate on X?
Walter Isaacson (@WalterIsaacson) has an engagement rate of 0.003%, based on the median interactions across 4 original posts from the last 30 days against 502,421 followers. Replies, reposts and quote-posts of other people are excluded from that sample.
Is that a good engagement rate?
At 0.003%, Walter Isaacson sits above the 10th percentile of the 41,976 accounts in this comparison. Those comparison accounts are all large ones, because our scanning cadence is weighted towards big accounts, so this is a ranking among peers of similar scale rather than a ranking across X.
Does @WalterIsaacson have real engagement?
There is not yet enough sample to rank this account against others of its size.
When does @WalterIsaacson post?
Most posts go out around 01:00 UTC, and Wednesday is its busiest day, at roughly 0.67 posts per day across the measured window.

Keep going

Walter Isaacson (@WalterIsaacson) Engagement Rate - 0.003% | PlayerSells