EnglishBob Wachter is on Twitter (X) as @Bob_Wachter, with 239,112 followers and 23,468 posts. It has been on X since January 2011, an account age of 15 years.
Engagement
Early reading. We have captured 6 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 42 interactions against 239K followers, an engagement rate of 0.017%. Posts are seen about 12K times each, and 0.355% of those impressions turn into an interaction. That is about 4.88% of the follower count, which is the gap between an audience on paper and an audience in a timeline. Posting runs at about 0.3 posts a day over the last 30 days, though only 30% of days saw any activity at all.
Measured over 6 original posts from a 30-day window, last computed on September 28, 2026.
Full engagement reportFollower growth
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Bio
Chair, UCSF Dept of Medicine. Career: What happens when a poli sci major becomes an academic MD. Author, "A Giant Leap" on Health AI. Hubby/Dad/Grandpa/Golfer.
Notable followers
The biggest accounts in our directory following @Bob_Wachter.
Bob Wachter on Twitter (X) - frequently asked questions
- What is the Twitter handle for Bob Wachter?
- Bob Wachter posts on Twitter (X) as @Bob_Wachter. The profile is at x.com/Bob_Wachter, and the View on X button at the top of this page opens it.
- How many followers does Bob Wachter have on Twitter?
- Bob Wachter (@Bob_Wachter) has 239,112 followers on Twitter (X). The count is refreshed continuously from public data.
- When did Bob Wachter join Twitter?
- Bob Wachter joined Twitter (X) in January 2011. The @Bob_Wachter account is 15 years old. Searches for Bob Wachter age often mean a personal age, which we do not publish. The figure here is the account age only.