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Coefficient Giving — key-person: sid_xVfFkFIk3Q

Verdictconfirmed95%
1 check · 9/21/2026

1 → confirmed

Our claim

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Subject
Coefficient Giving
Notes
Board of Managers member (not a founder of Coefficient Giving). Co-founded GiveWell with Holden Karnofsky in 2007; GiveWell Labs (2011) evolved into Open Philanthropy Project (2014).

Source evidence

1 src · 1 check
confirmed95%primaryHaiku 4.5 · 9/21/2026

NoteThe claim states that Elie Hassenfeld is a key-person at Coefficient Giving (specifically a Board of Managers member). The source directly confirms that Elie Hassenfeld is indeed a member of the Board of Managers of Coefficient Giving LLC. The additional context correctly notes he is a Board of Managers member (not a founder) and accurately describes his role at GiveWell and Open Philanthropy. The source confirms the core claim about his role at Coefficient Giving.

Case № f_o7b7ts6XBgFiled 9/21/2026Confidence 95%
Source Check: Fact f_o7b7ts6XBg | Longterm Wiki