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Human Cooperation Lab

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Antonio Alonso Arechar

Jun 2

HCL+PrioR mtg. Patrick Gerard. Thursday 6/4 1:00pm-2:00pm ET

Good afternoon everyone, Patrick Gerard will present this Thursday (6/4 1:00pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Patrick Gerard. Thursday 6/4 1:00pm-2:00pm ET

Good afternoon everyone, Patrick Gerard will present this Thursday (6/4 1:00pm-2:00pm ET; see blurb

Jun 2

May 24

AI Can Help Debunk Conspiracy Theories and Pull People From the Brink - WSJ

https://www.wsj.com/tech/ai/ai-debunks-conspiracy-theories-92eff2c5?st=fFVxic&reflink=

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AI Can Help Debunk Conspiracy Theories and Pull People From the Brink - WSJ

https://www.wsj.com/tech/ai/ai-debunks-conspiracy-theories-92eff2c5?st=fFVxic&reflink=

May 24

Thomas Costello

May 21

Prompt from new AI reviewer paper

Just saw this working paper showing that GPT-5.2 reaches expert level in peer review based on 45

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Prompt from new AI reviewer paper

Just saw this working paper showing that GPT-5.2 reaches expert level in peer review based on 45

May 21

Antonio Alonso Arechar

May 21

No HCL+PrioR meeting today

Dear all, Just to let you know that there won't be a meeting this week. Best regards, Antonio

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No HCL+PrioR meeting today

Dear all, Just to let you know that there won't be a meeting this week. Best regards, Antonio

May 21

Antonio Alonso Arechar

May 12

No HCL+PrioR meeting this week

Dear all, Just to let you know that there won't be a meeting this week. Best regards, Antonio

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No HCL+PrioR meeting this week

Dear all, Just to let you know that there won't be a meeting this week. Best regards, Antonio

May 12

Antonio Alonso Arechar

May 5

HCL+PrioR mtg (new room). Jocelyn Zhu and David Spitz. Thursday 5/7 12:30pm-2:00pm ET

Good afternoon everyone, Jocelyn Zhu and David Spitz will present this Thursday (5/7 12:30pm-2:00pm

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HCL+PrioR mtg (new room). Jocelyn Zhu and David Spitz. Thursday 5/7 12:30pm-2:00pm ET

Good afternoon everyone, Jocelyn Zhu and David Spitz will present this Thursday (5/7 12:30pm-2:00pm

May 5

Antonio Alonso Arechar

Apr 29

HCL+PrioR mtg. Erez Yoeli. Thursday 4/30 12:30pm-2:00pm ET

Good day everyone, Erez Yoeli will present this Thursday (4/30 12:30pm-2:00pm ET; see blurb below).

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HCL+PrioR mtg. Erez Yoeli. Thursday 4/30 12:30pm-2:00pm ET

Good day everyone, Erez Yoeli will present this Thursday (4/30 12:30pm-2:00pm ET; see blurb below).

Apr 29

Antonio Alonso Arechar

Apr 21

HCL+PrioR mtg. Reed Orchinik. Thursday 4/23 12:30pm-2:00pm ET

Good morning everyone, Reed Orchinik will present this Thursday (4/23 12:30pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Reed Orchinik. Thursday 4/23 12:30pm-2:00pm ET

Good morning everyone, Reed Orchinik will present this Thursday (4/23 12:30pm-2:00pm ET; see blurb

Apr 21

Antonio Alonso Arechar

Apr 14

HCL+PrioR mtg. Caspar Kaiser. Thursday 4/16 10am-11:30am ET

Good afternoon everyone, Caspar Kaiser will present this Thursday (4/16 10am-11:30am ET << Note

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HCL+PrioR mtg. Caspar Kaiser. Thursday 4/16 10am-11:30am ET

Good afternoon everyone, Caspar Kaiser will present this Thursday (4/16 10am-11:30am ET << Note

Apr 14

Apr 9

Science | Integrative experiments identify how punishment affects welfare in public goods games

Integrative experiments identify how punishment affects welfare in public goods games Mohammed

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Science | Integrative experiments identify how punishment affects welfare in public goods games

Integrative experiments identify how punishment affects welfare in public goods games Mohammed

Apr 9

Antonio Alonso Arechar

Apr 7

HCL+PrioR mtg. Benjamin Lewis & Bridget Schippers. Thursday 4/9 1:30pm-3:00pm ET

Good afternoon everyone, Bridget Schippers & Benjamin Lewis will present this Thursday (4/9 1:

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HCL+PrioR mtg. Benjamin Lewis & Bridget Schippers. Thursday 4/9 1:30pm-3:00pm ET

Good afternoon everyone, Bridget Schippers & Benjamin Lewis will present this Thursday (4/9 1:

Apr 7

Apr 7

Mental Models of Causal Structure in Economics and Psychology

Many of you have asked about this, and I'm glad to finally share the working paper! https://arxiv

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Mental Models of Causal Structure in Economics and Psychology

Many of you have asked about this, and I'm glad to finally share the working paper! https://arxiv

Apr 7

Antonio Alonso Arechar

Mar 30

HCL+PrioR mtg. Sol Messing. Thursday 4/2 12:30pm-2:00pm ET

Good afternoon everyone, Sol Messing will present this Thursday (4/2 12:30pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Sol Messing. Thursday 4/2 12:30pm-2:00pm ET

Good afternoon everyone, Sol Messing will present this Thursday (4/2 12:30pm-2:00pm ET; see blurb

Mar 30

Antonio Alonso Arechar

Mar 18

No HCL+PrioR meeting tomorrow (nor next week)

Dear all, Just to let you know that there won't be a meeting tomorrow or next week. We will

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No HCL+PrioR meeting tomorrow (nor next week)

Dear all, Just to let you know that there won't be a meeting tomorrow or next week. We will

Mar 18

Antonio Alonso Arechar

Mar 10

HCL+PrioR mtg. Eunji Kim. Thursday 3/12 12:30pm-1:30pm ET

Good morning everyone, Eunji Kim will present this Thursday (3/12 12:30pm-1:30pm ET; see blurb below)

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HCL+PrioR mtg. Eunji Kim. Thursday 3/12 12:30pm-1:30pm ET

Good morning everyone, Eunji Kim will present this Thursday (3/12 12:30pm-1:30pm ET; see blurb below)

Mar 10

Antonio Alonso Arechar

Mar 4

No HCL+PrioR meeting tomorrow

Dear all, Just to let you know that there won't be a meeting tomorrow. We will reschedule Bridget

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No HCL+PrioR meeting tomorrow

Dear all, Just to let you know that there won't be a meeting tomorrow. We will reschedule Bridget

Mar 4

Antonio Alonso Arechar

Feb 27

HCL+PrioR mtg. Benjamin Lewis & Bridget Schippers. Thursday 3/5 12:30pm-2:00pm ET

Good afternoon everyone, Bridget Schippers & Benjamin Lewis will present this Thursday (3/5 12:

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HCL+PrioR mtg. Benjamin Lewis & Bridget Schippers. Thursday 3/5 12:30pm-2:00pm ET

Good afternoon everyone, Bridget Schippers & Benjamin Lewis will present this Thursday (3/5 12:

Feb 27

Antonio Alonso Arechar

Feb 22

HCL+PrioR mtg. Rafael Batista. Thursday 2/26 12:30pm-2:00pm ET

Good morning everyone, Rafael Batista will present this Thursday (2/26 12:30pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Rafael Batista. Thursday 2/26 12:30pm-2:00pm ET

Good morning everyone, Rafael Batista will present this Thursday (2/26 12:30pm-2:00pm ET; see blurb

Feb 22

Feb 20

2 CSMAP Postdocs!

Two CSMAP postdocs to work with me + the rest of the CSMAP group at NYU! They're three year

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2 CSMAP Postdocs!

Two CSMAP postdocs to work with me + the rest of the CSMAP group at NYU! They're three year

Feb 20

Antonio Alonso Arechar

Feb 16

HCL+PrioR mtg. Matthew Cashman. Thursday 2/19 12:30pm-2:00pm ET

Good evening everyone, Matthew Cashman will present this Thursday (2/19 12:30pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Matthew Cashman. Thursday 2/19 12:30pm-2:00pm ET

Good evening everyone, Matthew Cashman will present this Thursday (2/19 12:30pm-2:00pm ET; see blurb

Feb 16

Feb 12

2026 AAAS Newcomb Cleveland Prize

Congrats to Tom on his conspiracy debunking paper winning the 2026 Newcomb Cleveland Prize from the

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2026 AAAS Newcomb Cleveland Prize

Congrats to Tom on his conspiracy debunking paper winning the 2026 Newcomb Cleveland Prize from the

Feb 12

Antonio Alonso Arechar

Feb 10

HCL+PrioR mtg. Amrita Lamba. Thursday 2/12 12:30pm-2:00pm ET

Good morning everyone, Amrita Lamba will present this Thursday (2/12 12:30pm-2:00pm ET; see blurb

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HCL+PrioR mtg. Amrita Lamba. Thursday 2/12 12:30pm-2:00pm ET

Good morning everyone, Amrita Lamba will present this Thursday (2/12 12:30pm-2:00pm ET; see blurb

Feb 10

Feb 3

@Grok Is This True? LLM-Powered Fact-Checking on Social Media

New WP! @Grok Is This True? LLM-Powered Fact-Checking on Social Media Working paper [X thread] [

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@Grok Is This True? LLM-Powered Fact-Checking on Social Media

New WP! @Grok Is This True? LLM-Powered Fact-Checking on Social Media Working paper [X thread] [

Feb 3

Kevin Dorst, Bear, Adam2

12/10/25

polarizing social networks of LLMs

I learned about it from Nat in the lab! On Dec 10, 2025, at 10:03 AM, Kevin Dorst <kevindorst0@

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polarizing social networks of LLMs

I learned about it from Nat in the lab! On Dec 10, 2025, at 10:03 AM, Kevin Dorst <kevindorst0@

12/10/25

Antonio Alonso Arechar

12/9/25

No more HCL+PrioR meetings scheduled for 2025

Good afternoon everyone, There are no more lab meetings scheduled for this year. We will resume in

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No more HCL+PrioR meetings scheduled for 2025

Good afternoon everyone, There are no more lab meetings scheduled for this year. We will resume in

12/9/25

12/4/25

AI political persuasion papers in Nature+Science

Congrats all! Persuading Voters using Human-Artificial Intelligence Dialogues Nature 2025 [BlueSky

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AI political persuasion papers in Nature+Science

Congrats all! Persuading Voters using Human-Artificial Intelligence Dialogues Nature 2025 [BlueSky

12/4/25

Antonio Alonso Arechar

12/4/25

HCL+PrioR mtg. Kevin Dorst. Monday 12/8 1:30-2:30pm ET

Good morning everyone, Kevin Dorst will present next week (12/8 1:30-2:30pm ET; see blurb below). Lab

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HCL+PrioR mtg. Kevin Dorst. Monday 12/8 1:30-2:30pm ET

Good morning everyone, Kevin Dorst will present next week (12/8 1:30-2:30pm ET; see blurb below). Lab

12/4/25

Antonio Alonso Arechar

11/27/25

HCL+PrioR mtg. Kylan Rutherford. Monday 12/1 1:30-2:30pm ET

Good afternoon everyone, Kylan Rutherford will present next week (12/1 1:30-2:30pm ET; see blurb

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HCL+PrioR mtg. Kylan Rutherford. Monday 12/1 1:30-2:30pm ET

Good afternoon everyone, Kylan Rutherford will present next week (12/1 1:30-2:30pm ET; see blurb

11/27/25

Antonio Alonso Arechar2

11/24/25

HCL+PrioR mtg. Kylan Rutherford. Monday 11/24 1:30-2:30pm ET

Good afternoon everyone, Sorry, there will be no lab meeting today. We will resume next week. Best, A

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HCL+PrioR mtg. Kylan Rutherford. Monday 11/24 1:30-2:30pm ET

Good afternoon everyone, Sorry, there will be no lab meeting today. We will resume next week. Best, A

11/24/25

11/22/25

AI dialogues reduce belief in antisemitic conspiracy theories and antisemitism

New WP, led by Nat! Short dialogues with AI reduce belief in antisemitic conspiracy theories Rabb

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AI dialogues reduce belief in antisemitic conspiracy theories and antisemitism

New WP, led by Nat! Short dialogues with AI reduce belief in antisemitic conspiracy theories Rabb

11/22/25

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