| Organization | Alexander Berger | Holden Karnofsky |
|---|---|---|
| GiveWell | Program Officer, US Policy (2015-02-27–2016-09-01); Research Analyst (2011-07-01–2012-11-20); Senior Research Analyst (2012-12-01–2015-02-27) | Co-Founder, Co-Executive Director (2006-08-01–2007-04-27); Co-Executive Director (2007-04-28–2008-01-03); Program Officer (2008-01-04–); Board Secretary (2008-01-04–2011-07-25); Co-Executive Director (2011-08-05–2017-06-01) |
| Open Philanthropy | Program Officer, US Policy (2015-03-01–2017-12-01); Managing Director (2018-01-01–2021-06-01); CO-CEO (2021-06-01–) | Co-CEO (2021-06-01–); Project Lead (2014-08-01–2017-06-01); Chief Executive Officer (2017-06-01–2021-06-01); Co-CEO (2021-06-01–) |
| Title | Publication date | Author | Publisher | Affected organizations | Affected people | Document scope | Cause area | Notes |
|---|