Morality Lab

The Perverse Tyranny of a Perfect Transcript - In The Atlantic, my collague Josh Greene makes the case for why not every Harvard student should get an A in every course. theatlantic.com/ideas/2026/05/…

New op-ed from J.Greene in @TheAtlantic today on Harvard's grade inflation problem: theatlantic.com/ideas/2026/05/…

Can we leverage principles of psychology to increase the efficacy of charitable giving? Listen to the full episode to find out how this week's guest, Harvard psychologist Joshua Greene, works to do this. eagleman.com/podcast/134

We've just crossed the $200,000 mark for #PodsFightPoverty! Thanks to more than 850 generous podcast listeners, we've helped lift over 150 Rwandan families out of extreme poverty. And there’s still 10 days to go! We’re matching all first-time donations for @GiveDirectly through the end of the year, doubling how much cash you send directly to families in need. Join us: givedirectly.org/pods

Trolley Dilemma: you have to decide whether you would sacrifice 1 life to save 5. People make different decisions in slightly different versions of the problem, which unmasks secrets in brain imaging. Discover more on this week's Inner Cosmos with guest Joshua Greene.

“Our moral brains are beautifully designed for a world that no longer exists” - @davideagleman 📽️ Watch the newest episode of Inner Cosmos, a wide-ranging conversation with GM co-founder Prof. Joshua Greene: youtube.com/watch?v=6FW6io… #PodsFightPoverty #InnerCosmos

J. Greene interviewed by @davideagleman on the latest episode of the "Inner Cosmos" podcast: eagleman.com/podcast/134

Check out J.Greene's interview on the "Speaking of Psychology" podcast by @APA: apa.org/news/podcasts/…

It's #GivingTuesday! In partnership with over 30 podcasts, we're launching our biggest campaign to date: #PodsFightPoverty Our goal is to raise $1M for @GiveDirectly, sending no-strings-attached cash to all 700+ families spanning three villages in Rwanda. We're adding 50% in matching funds for first-time donors! Learn more: givedirectly.org/pods

“𝙏𝙝𝙚 𝙥𝙤𝙨𝙞𝙩𝙞𝙫𝙚 𝙥𝙤𝙬𝙚𝙧 𝙩𝙝𝙖𝙩 𝙤𝙧𝙙𝙞𝙣𝙖𝙧𝙮 𝙥𝙚𝙤𝙥𝙡𝙚 𝙝𝙖𝙫𝙚 𝙞𝙨 𝙨𝙩𝙪𝙣𝙣𝙞𝙣𝙜 𝙖𝙣𝙙 𝙨𝙤𝙢𝙚𝙩𝙝𝙞𝙣𝙜 𝙩𝙝𝙖𝙩 𝙬𝙚 𝙙𝙤𝙣’𝙩 𝙛𝙪𝙡𝙡𝙮 𝙖𝙥𝙥𝙧𝙚𝙘𝙞𝙖𝙩𝙚.” Listen to co-founder Joshua Greene (@MoralityLab), Harvard psychologist and neuroscientist, on the latest “You Are Not So Smart” podcast with @davidmcraney. The interview discusses how the brain generates moral beliefs, the science on motivating high-impact charitable giving, and new research utilizing a cooperative quiz game to reduce political polarization. 🔗 youarenotsosmart.com/2025/11/24/yan…

🎉 Giving Multiplier turns 5! We launched in 2020 as a proof of concept — could we apply behavioral science to help people increase their charitable impact? “We would have been happy if we raised a little bit better than bake sale," said co-founder Prof. Joshua Greene (@MoralityLab). Five years later, we're celebrating $5 million in donations from 5,000 donors, supporting some of the world’s most cost-effective charities addressing global health, climate change, and much more. Thank you! #GivingMultiplier #EffectiveGiving

📰 Greene Lab research featured today in The @BostonGlobe. At first-year orientation in August, 900 @Harvard students played "Tango", a two-player online trivia game that builds bridges across political divides. Research led by PhD student Lucas Woodley. bostonglobe.com/2025/10/03/bus…

NEW: J.Greene interviewed on the award-winning podcast @Ologies with @alieward. In this "Trolleyology" episode, Josh discusses moral dilemmas, effective charitable giving (@GiveMultiplier), building bridges across political divides, and more. 🎧 Listen: pod.link/1278815517/epi…

🧵1/12 New GreeneLab paper in Nature Human Behaviour—after 5+ years! Our cooperative quiz game, Tango (letstango.org), defuses political animosity and improves democracy-related attitudes. Some key effects last 4 months doi.org/10.1038/s41562…

"Going into this, I would’ve been happy if [Giving Multiplier] was one step above bake sale." In the latest Changed My Mind podcast episode (co-hosted by @FarmKindThom), @Harvard Professor Josh Greene is interviewed about his fascinating career journey. After studying moral dilemmas in the lab, he decided to apply his research to address real-world issues, co-founding Giving Multiplier to promote high-impact charitable giving and more recently launching Tango, a two-player quiz game that bridges partisan divides.

🎙️ New on the Lives Well Lived podcast hosted by @PeterSinger and Kasia de Lazari-Radek: Interview with Joshua Greene, Harvard psychology professor and Giving Multiplier co-founder, on uniting moral tribes. youtube.com/shorts/NvJYjUL… #MoralPsychology #GivingMultiplier

12/12 Huge CONGRATS to lead author Lucas Woodley, original lead Evan DeFilippis, and tech lead Shankar Ravi. And BIG THANKS to supporters @SchmidtFutures (team now at @RenPhil21), @TempletonWorld, @templeton_fdn, @GeorgiaStateU, @open_phil, @Beyond_Conflict, @TowardKindness

11/12 If you’d like to run a Tango game at your school, business, or other organization, please get in touch. Likewise, reach out if you’re interested in working with us. Not hiring yet, but hopefully soon. letstango.org