Personnel·TlIZwpZVwp·Record·Organization

Personnel: Alexander Berger at Coefficient Giving (CEO)

Verdictconfirmed95%

1 check · 6/1/2026

1 → confirmed

Our claim

entire record

Person: FWn6jwhfd7
Role: CEO
Role Type: key-person
Start Date: 2017
Is Founder: Yes
Source: https://coefficientgiving.org/team/alexander-berger/
Notes: Co-founded GiveWell Labs / Open Philanthropy in 2011; became sole CEO after Karnofsky's departure in April 2024. First employee when the org became independent in 2017.

Source evidence

1 src · 1 check

coefficientgiving.org/team/alexander-berger/resource

confirmed95%Haiku 4.5 · 6/1/2026

NoteThe source confirms all key fields: (1) person is Alexander Berger, (2) org is Coefficient Giving, (3) role is CEO (stated explicitly: 'CEO of Coefficient Giving'), and (4) startDate of 2017 is confirmed by the statement 'in 2017 he was the first employee of the independent organization.' The source text is from Coefficient Giving's own website and directly addresses all claimed fields.

Case № TlIZwpZVwpFiled 6/1/2026Confidence 95%