Chris Barber on X: “(part 3) I asked people: "who have you met in the AI data and post-tra…”

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Chris Barber on X: “(part 3) I asked people: "who have you met in the AI data and post-tra…” | PeekX

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Chris Barber

@chrisbarber

Oct 5

(part 2) I asked people: "who have you met in the AI data and post-training space that you find most insightful?"

Full list: frontierlist.com/data-people

1 vote each:
- Abhi Sivaprasad (@abhisiv)
- Aditya Mahna (@AdityaMahn89778)
- Aidan Smith (@aidanmantine)
- Alex Amerling

frontierlist.comInsightful people in AI data and post-training, picked by people who've met them

1 0 10

Chris Barber

@chrisbarber

Replying to @chrisbarber

(part 3) I asked people: "who have you met in the AI data and post-training space that you find most insightful?"

Also 1 vote each:
- Justus Mattern (@MatternJustus)
- Kai Du (@knightwolf30)
- Kaustubh Sridhar (@_k_sridhar)
- Kevin Huang (@winkey_h)
- Linden Li (@lindensli)
-

Oct 5, 2026, 4:34 PM UTC

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