Alexander Berger
@albrgr.bsky.social
CEO of Coefficient Giving
Reposted by Alexander Berger
AEJ-Macro: Fed move to stabilize "shortfalls" rather than "deviations" of employment from max raises average inflation and nominal policy rates by 90 basis points, reduces the likelihood of a binding zero lower bound, implies a steeper & nonlinear Phillips curve. www.aeaweb.org/articles?id=...
From Deviations to Shortfalls: The Effects of the FOMC's New Employment Objective
(January 2026) - We analyze the effects of a monetary policy that stabilizes "shortfalls" rather than "deviations" of employment from its maximum level. A shortfalls-stabilization rule leads to expect...
www.aeaweb.org
December 30, 2025 at 7:50 PM
AEJ-Macro: Fed move to stabilize "shortfalls" rather than "deviations" of employment from max raises average inflation and nominal policy rates by 90 basis points, reduces the likelihood of a binding zero lower bound, implies a steeper & nonlinear Phillips curve. www.aeaweb.org/articles?id=...
I wanted to give an end-of-year shout out to @ourworldindata.org, who we recently gave a three-year, $3m general support grant (short 🧵)
December 19, 2025 at 6:15 PM
I wanted to give an end-of-year shout out to @ourworldindata.org, who we recently gave a three-year, $3m general support grant (short 🧵)
Our staff's 2025 recommendations for individual donors, fresh off the press: coefficientgiving.org/research/su...
Suggestions for Individual Donors from Coefficient Giving Staff – 2025 | Coefficient Giving
The 2025 edition of our annual tradition: a list of giving opportunities suggested by Coefficient Giving program staff.
coefficientgiving.org
December 19, 2025 at 5:01 PM
Our staff's 2025 recommendations for individual donors, fresh off the press: coefficientgiving.org/research/su...
Some news: we're committing $175m to @GiveWell in 2026, growing our >$1B committed to date.
Based on GiveWell’s estimates, we think this funding has saved >100,000 lives so far. 🧵
coefficientgiving.org/research/al...
Based on GiveWell’s estimates, we think this funding has saved >100,000 lives so far. 🧵
coefficientgiving.org/research/al...
Allocating $175M to GiveWell’s Recommendations for 2026 | Coefficient Giving
This post lays out why we've chosen to renew our support for GiveWell’s recommendations; we think it's an outstanding resource and we’re proud to support the organizations it has identified.
coefficientgiving.org
December 18, 2025 at 7:57 PM
Some news: we're committing $175m to @GiveWell in 2026, growing our >$1B committed to date.
Based on GiveWell’s estimates, we think this funding has saved >100,000 lives so far. 🧵
coefficientgiving.org/research/al...
Based on GiveWell’s estimates, we think this funding has saved >100,000 lives so far. 🧵
coefficientgiving.org/research/al...
This @ezrakleinbot.bsky.social episode is great! www.nytimes.com/2025/12/16/...
Opinion | The Simplest Way to Save Lives With Your Money
Elie Hassenfeld, the chief executive of the nonprofit GiveWell, makes the case for a more rigorous, transparent and accountable approach to charitable giving.
www.nytimes.com
December 17, 2025 at 2:00 PM
This @ezrakleinbot.bsky.social episode is great! www.nytimes.com/2025/12/16/...
Reposted by Alexander Berger
Today’s episode of The Ezra Klein Show.
Elie Hassenfeld, the chief executive of the nonprofit GiveWell, makes the case for a more rigorous, transparent and accountable approach to charitable giving.
open.spotify.com/episode/1Ff6...
www.nytimes.com/2025/12/16/o...
Elie Hassenfeld, the chief executive of the nonprofit GiveWell, makes the case for a more rigorous, transparent and accountable approach to charitable giving.
open.spotify.com/episode/1Ff6...
www.nytimes.com/2025/12/16/o...
Opinion | What Does It Mean to Give Well?
www.nytimes.com
December 16, 2025 at 1:46 PM
Today’s episode of The Ezra Klein Show.
Elie Hassenfeld, the chief executive of the nonprofit GiveWell, makes the case for a more rigorous, transparent and accountable approach to charitable giving.
open.spotify.com/episode/1Ff6...
www.nytimes.com/2025/12/16/o...
Elie Hassenfeld, the chief executive of the nonprofit GiveWell, makes the case for a more rigorous, transparent and accountable approach to charitable giving.
open.spotify.com/episode/1Ff6...
www.nytimes.com/2025/12/16/o...
TIL: there are now more Christians living in Africa than in Europe.
www.pewresearch.org/short-reads...
www.pewresearch.org/short-reads...
December 15, 2025 at 11:03 PM
TIL: there are now more Christians living in Africa than in Europe.
www.pewresearch.org/short-reads...
www.pewresearch.org/short-reads...
Reposted by Alexander Berger
Every AI-bubble debate is the same 12 facts, studies, and arguments quoted back and forth, over and over.
So Tim Lee at @understandingai.skystack.xyz and I teamed up to publish a 4,000 word deep-dive analysis of all 12.
www.derekthompson.org/p/how-to-sou...
So Tim Lee at @understandingai.skystack.xyz and I teamed up to publish a 4,000 word deep-dive analysis of all 12.
www.derekthompson.org/p/how-to-sou...
How to Sound Like an Expert in Any AI Bubble Debate
There are 12 statistics, factoids, and studies that dominate every discussion about whether artificial intelligence is a bubble. Here's a deep-dive into all 12 arguments
www.derekthompson.org
November 25, 2025 at 3:03 PM
Every AI-bubble debate is the same 12 facts, studies, and arguments quoted back and forth, over and over.
So Tim Lee at @understandingai.skystack.xyz and I teamed up to publish a 4,000 word deep-dive analysis of all 12.
www.derekthompson.org/p/how-to-sou...
So Tim Lee at @understandingai.skystack.xyz and I teamed up to publish a 4,000 word deep-dive analysis of all 12.
www.derekthompson.org/p/how-to-sou...
Today, I have an article in @SSIR.org on lessons from our first decade, including:
(1) The importance of choosing causes
(2) Field-building pays off hugely
(3) Great philanthropy is possible anywhere on the risk spectrum
(4) Balancing maximization and moderation is hard
🧵
ssir.org/articles/en...
(1) The importance of choosing causes
(2) Field-building pays off hugely
(3) Great philanthropy is possible anywhere on the risk spectrum
(4) Balancing maximization and moderation is hard
🧵
ssir.org/articles/en...
November 24, 2025 at 4:49 PM
Today, I have an article in @SSIR.org on lessons from our first decade, including:
(1) The importance of choosing causes
(2) Field-building pays off hugely
(3) Great philanthropy is possible anywhere on the risk spectrum
(4) Balancing maximization and moderation is hard
🧵
ssir.org/articles/en...
(1) The importance of choosing causes
(2) Field-building pays off hugely
(3) Great philanthropy is possible anywhere on the risk spectrum
(4) Balancing maximization and moderation is hard
🧵
ssir.org/articles/en...
Great to see the US renewed funding for the Global Fund! www.devex.com/news/global...
November 21, 2025 at 11:16 PM
Great to see the US renewed funding for the Global Fund! www.devex.com/news/global...
Reposted by Alexander Berger
Investment in tech equip & software rivals the 90s in growth rates but accounted for 2/3 of all growth in H1 vs only ~15% in the late 90s. Other things going on in the 90s--broad based boom in the labor market/GDP, globalization, peace dividend, consumer optimism, labor force growth & immigration
November 19, 2025 at 2:23 PM
Investment in tech equip & software rivals the 90s in growth rates but accounted for 2/3 of all growth in H1 vs only ~15% in the late 90s. Other things going on in the 90s--broad based boom in the labor market/GDP, globalization, peace dividend, consumer optimism, labor force growth & immigration
More on our big news today:
bsky.app/profile/alb...
bsky.app/profile/alb...
November 18, 2025 at 4:17 PM
More on our big news today:
bsky.app/profile/alb...
bsky.app/profile/alb...
Some news: Open Philanthropy is now Coefficient Giving! Our mission is unchanged but the new name reflects our growing work with other donors to multiply the impact of their giving.
🧵 on our work to make philanthropy a more efficient "market" and plans going forward:
🧵 on our work to make philanthropy a more efficient "market" and plans going forward:
November 18, 2025 at 3:07 PM
Some news: Open Philanthropy is now Coefficient Giving! Our mission is unchanged but the new name reflects our growing work with other donors to multiply the impact of their giving.
🧵 on our work to make philanthropy a more efficient "market" and plans going forward:
🧵 on our work to make philanthropy a more efficient "market" and plans going forward:
I really like this R21/RTS,S malaria vaccine tracker from @1daysooner.bsky.social
1dayafrica.org/r21-campaign
1dayafrica.org/r21-campaign
November 11, 2025 at 11:54 PM
I really like this R21/RTS,S malaria vaccine tracker from @1daysooner.bsky.social
1dayafrica.org/r21-campaign
1dayafrica.org/r21-campaign
New @devex.com article, ft. @justsand.bsky.social, on our our $40m fund to accelerate economic growth in low- and middle-income countries, including a great explanation of hits-based vs. GiveWell-style philanthropic giving
www.devex.com/news/as-aid...
www.devex.com/news/as-aid...
October 21, 2025 at 10:48 PM
New @devex.com article, ft. @justsand.bsky.social, on our our $40m fund to accelerate economic growth in low- and middle-income countries, including a great explanation of hits-based vs. GiveWell-style philanthropic giving
www.devex.com/news/as-aid...
www.devex.com/news/as-aid...
Great new article in @devex.com featuring Tom Hird, who works on our Lead Exposure Action Fund. Progress is possible on reducing lead poisoning!
Full article here: www.devex.com/news/sponso...
Full article here: www.devex.com/news/sponso...
October 20, 2025 at 8:01 PM
Great new article in @devex.com featuring Tom Hird, who works on our Lead Exposure Action Fund. Progress is possible on reducing lead poisoning!
Full article here: www.devex.com/news/sponso...
Full article here: www.devex.com/news/sponso...
Good article from Bloomberg on how genetic selection causes lots of suffering for broiler chickens, featuring work from several Open Phil grantees on better broiler welfare standards.
www.bloomberg.com/news/featur...
www.bloomberg.com/news/featur...
October 10, 2025 at 5:11 PM
Good article from Bloomberg on how genetic selection causes lots of suffering for broiler chickens, featuring work from several Open Phil grantees on better broiler welfare standards.
www.bloomberg.com/news/featur...
www.bloomberg.com/news/featur...
CA Governor Newsom just signed SB 79, an important bill to make homes easier to build near transit, and arguably the biggest YIMBY win to date.
Some reflections on the bill & the history of how we got here 🧵
Some reflections on the bill & the history of how we got here 🧵
October 10, 2025 at 5:08 PM
CA Governor Newsom just signed SB 79, an important bill to make homes easier to build near transit, and arguably the biggest YIMBY win to date.
Some reflections on the bill & the history of how we got here 🧵
Some reflections on the bill & the history of how we got here 🧵
Reposted by Alexander Berger
New RAND report on an important (and messy) question: When should we actually worry about AI being used to design a pathogen? What’s plausible now vs. near-term vs. later?
(1/12)
I helped convene two expert Delphi panels in AI + Bio to weigh in.
Full report:
www.rand.org/pubs/researc...
(1/12)
I helped convene two expert Delphi panels in AI + Bio to weigh in.
Full report:
www.rand.org/pubs/researc...
October 5, 2025 at 3:45 PM
New RAND report on an important (and messy) question: When should we actually worry about AI being used to design a pathogen? What’s plausible now vs. near-term vs. later?
(1/12)
I helped convene two expert Delphi panels in AI + Bio to weigh in.
Full report:
www.rand.org/pubs/researc...
(1/12)
I helped convene two expert Delphi panels in AI + Bio to weigh in.
Full report:
www.rand.org/pubs/researc...
Now's the time for other funders to get involved in AI safety and security:
-AI advances have created more great concrete opportunities
-Recent years show progress is possible
-Policy needs diverse funding; other funders can beat Good Ventures' marginal $ by 2-5x🧵
bsky.app/profile/alb...
-AI advances have created more great concrete opportunities
-Recent years show progress is possible
-Policy needs diverse funding; other funders can beat Good Ventures' marginal $ by 2-5x🧵
bsky.app/profile/alb...
Alexander Berger (@albrgr.bsky.social)
Since 2015, seven years before the launch of ChatGPT, Open Phil has been funding efforts to address potential catastrophic risks from AI.
In a new post, Emily Oehlsen and I discuss our history in the area and our current strategy.
https://www.openphilanthropy.org/research/our-approach-to-ai-safety-and-security/
https://bsky.app/profile/albrgr.bsky.social/post/3m22xidrkxd2h
bsky.app
October 2, 2025 at 4:05 PM
Now's the time for other funders to get involved in AI safety and security:
-AI advances have created more great concrete opportunities
-Recent years show progress is possible
-Policy needs diverse funding; other funders can beat Good Ventures' marginal $ by 2-5x🧵
bsky.app/profile/alb...
-AI advances have created more great concrete opportunities
-Recent years show progress is possible
-Policy needs diverse funding; other funders can beat Good Ventures' marginal $ by 2-5x🧵
bsky.app/profile/alb...
Since 2015, seven years before the launch of ChatGPT, Open Phil has been funding efforts to address potential catastrophic risks from AI.
In a new post, Emily Oehlsen and I discuss our history in the area and our current strategy.
www.openphilanthropy.org/research/ou...
bsky.app/profile/alb...
In a new post, Emily Oehlsen and I discuss our history in the area and our current strategy.
www.openphilanthropy.org/research/ou...
bsky.app/profile/alb...
October 1, 2025 at 5:01 PM
Since 2015, seven years before the launch of ChatGPT, Open Phil has been funding efforts to address potential catastrophic risks from AI.
In a new post, Emily Oehlsen and I discuss our history in the area and our current strategy.
www.openphilanthropy.org/research/ou...
bsky.app/profile/alb...
In a new post, Emily Oehlsen and I discuss our history in the area and our current strategy.
www.openphilanthropy.org/research/ou...
bsky.app/profile/alb...
Some people think Open Phil are luddites because we work on AGI safety, and others think we’re techno-utopians because we work on abundance and scientific progress. We’re neither. Here's why we think safety and accelerating progress go hand in hand: 🧵
www.openphilanthropy.org/research/wh...
www.openphilanthropy.org/research/wh...
September 30, 2025 at 4:37 PM
Some people think Open Phil are luddites because we work on AGI safety, and others think we’re techno-utopians because we work on abundance and scientific progress. We’re neither. Here's why we think safety and accelerating progress go hand in hand: 🧵
www.openphilanthropy.org/research/wh...
www.openphilanthropy.org/research/wh...
Really enjoyed this post on AI and economic growth
jzmazlish.substack.com/p/ak-or-jus...
jzmazlish.substack.com/p/ak-or-jus...
September 29, 2025 at 11:43 PM
Really enjoyed this post on AI and economic growth
jzmazlish.substack.com/p/ak-or-jus...
jzmazlish.substack.com/p/ak-or-jus...
Nice article on returns to R&D in MIT Tech Review, ft. our own @mattsclancy.bsky.social
www.technologyreview.com/2025/09/17/...
www.technologyreview.com/2025/09/17/...
September 17, 2025 at 5:40 PM
Nice article on returns to R&D in MIT Tech Review, ft. our own @mattsclancy.bsky.social
www.technologyreview.com/2025/09/17/...
www.technologyreview.com/2025/09/17/...
Some good news: NIH now seems on track to spend its $47 billion budget by the end of September
www.statnews.com/2025/09/12/...
www.statnews.com/2025/09/12/...
September 12, 2025 at 11:13 PM
Some good news: NIH now seems on track to spend its $47 billion budget by the end of September
www.statnews.com/2025/09/12/...
www.statnews.com/2025/09/12/...