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Peter Singer Profile
Peter Singer

@PeterSinger

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2,893

Author: The Buddhist and the Ethicist, Animal Liberation Now, Ethics in the Real World, The Most Good You Can Do, The Life You Can Save.

Princeton University
Joined February 2009
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@PeterSinger
Peter Singer
8 months
Today I’ll begin teaching my last ever semester at Princeton University. This photo was taken of me at my first year of teaching in 1999.
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@PeterSinger
Peter Singer
8 months
After 52 years, I have eaten chicken again!  But no animal was raised and killed for my meal.  It was cultivated chicken, grown from cells by @GOODMeat - yes, that's correct, google it - and Singapore was, until very recently, the only place in the world where you could eat it.
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@PeterSinger
Peter Singer
7 months
Awful as Netanyahu's government has been, that is no excuse for the atrocities committed against Israeli civilians by Hamas terrorists. Hamas has repeatedly attacked civilians, knowing well that this will lead to Israeli attacks on Gaza that are bound to kill ...(1/2)
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@PeterSinger
Peter Singer
9 months
One of my readers has asked for my view on the proposed constitutional amendment to recognise the First Peoples of Australia by establishing an Aboriginal and Torres Strait Islander Voice to Parliament. I will vote "yes." The Voice isn't enough, but it's better than nothing.
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@PeterSinger
Peter Singer
4 years
I wish the media would not think of being vegan like being kosher or halal. It's not about purity, it's about saving the planet and reducing animal suffering.
@FranciMinerva
Francesca Minerva
4 years
Of course vegans may eat a vegan burger cooked on a meat grill-It's only people allergic to meat who can't.
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@PeterSinger
Peter Singer
6 months
Q: You posted an article indicating that sexual intercourse with animals is morally permissible. You've also in the past published a book arguing for veganism. That being the case, is it your official position that eating animals is not okay but having sex with them is? A: I…
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@PeterSinger
Peter Singer
6 months
Another thought-provoking article is "Zoophilia Is Morally Permissible" by Fira Bensto (pseudonym), which is just out in the current issue of @JConIdeas . This piece challenges one of society's strongest taboos and argues for the moral permissibility of some forms of sexual…
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@PeterSinger
Peter Singer
3 years
Today Renata, my wife, and I are celebrating 50 years as vegetarians! So glad we made this decision all those years ago, when vegetarians were still thought of as cranks. It all started a chance lunch with with Richard Keshen - thanks Richard!
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@PeterSinger
Peter Singer
5 months
I've signed an open letter urging an end to the forced swim test in animal research. To force animals to swim for their lives for 20 minutes is ethically unacceptable and scientifically debatable. Many institutions have already stopped using it, and it's time for a wider change.…
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@PeterSinger
Peter Singer
3 months
Let’s give credit where it is due: @McDonalds 's have reached their goal of sourcing 100% their U.S. egg supply from cage-free hens, as they pledged they would. Of course “cage-free” usually still means confined indoors, crowded with thousands of other hens in a giant shed. It’s…
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@PeterSinger
Peter Singer
3 years
This could end the suffering of tens of billions of chickens every year -- Professor John Webster, emeritus professor of animal husbandry at University of Bristol calls it "“the single most severe example of man's inhumanity to another sentient animal."
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@PeterSinger
Peter Singer
7 years
Much as I detest Trump, the media's interpretation of what he said about Charlottesville wasn't entirely fair:
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@PeterSinger
Peter Singer
2 years
Wonderful news - even in conservative rural Utah, a jury won't convict heroes who rescue piglets from factory farms!
@SmithfieldTrial
Smithfield Trial
2 years
***3000 Followers*** Massive shout out to everyone following along and sharing Lily and Lizzie's story. This was an all around team effort. There were so many people working behind the scenes that helped make this possible. We appreciate you all. Much love! 📸 - @DxEverywhere
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@PeterSinger
Peter Singer
6 months
Another thought-provoking article is "Zoophilia Is Morally Permissible" by Fira Bensto (pseudonym), which is just out in the current issue of @JConIdeas . This piece challenges one of society's strongest taboos and argues for the moral permissibility of some forms of sexual…
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@PeterSinger
Peter Singer
7 years
Google's CEO has violated the company's code of conduct, not James Damore: Why Google was wrong
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@PeterSinger
Peter Singer
4 years
If you eat meat, you really should watch Hogwood, which will show you, in about 30 minu tes, the realities of farming today. Available on Amazon, Google Play and Apple TV. Already a vegan? You're excused.
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@PeterSinger
Peter Singer
1 year
The world’s 1st octopus farm would cram a MILLION of these smart and sensitive creatures into tiny tanks before painfully freezing them to death – but a massive public outcry can help stop it. Sign and share now! #BanOctopusFarming
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@PeterSinger
Peter Singer
3 years
It's Out!!! Something that Francesca Minerva, Jeff McMahan and I have been working for 7 years, has finally come to fruition. The Journal of Controversial Ideas has published its first issue, online, open access and free to all:
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@PeterSinger
Peter Singer
3 years
"Torture a single chicken in your backyard, and you risk arrest. Abuse tens of millions of them? Why, that’s agribusiness." Nicholas Kristoff in today's New York Times:
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@PeterSinger
Peter Singer
4 years
Isn't it obvious that we have to stop keeping pigs this way? For our sakes and for theirs. Boycott factory farms!
@BBCNews
BBC News (UK)
4 years
Flu virus with 'pandemic potential' found in China
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@PeterSinger
Peter Singer
3 years
An historically significant restaurant bill!
@joshbalk
Josh Balk
3 years
At 7:03 pm Singapore time, the first purchase in history of cultivated meat was made at a restaurant. Congratulations to all the inspiring, brilliant minds at @eatjust for this transformational achievement. Hope for the animals.
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@PeterSinger
Peter Singer
1 month
Daniel Kahneman, one of the greatest minds of the 20th century, died on March 27, at the age of 90. Kahneman was a professor of psychology who was awarded the Nobel Prize for Economics for his critique of the standard model of "rational economic man" used in economics.. He…
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@PeterSinger
Peter Singer
3 years
@elonmusk @elonmusk I wrote a book on donations that really make a difference. Many have found it helpful, I hope you do too. It’s available for free at @LifeYouCanSave and on podcast apps. Happy to discuss anytime. #effectivealtruism
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@PeterSinger
Peter Singer
7 months
and injure many Gazan civilians. The elimination of Hamas as a military force will take many lives on both sides, but it is necessary if the spiral of increasing violence is to end. (2/2)
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@PeterSinger
Peter Singer
6 years
Years, not decades for Clean Meat? And with taste, texture and price competitive to meat from animals, as well as all the cruelty-free and environmental benefits? I hope so!
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@PeterSinger
Peter Singer
2 years
There are a lot of bad things happening in the world right now, but this has to be one of the worst of them, and it's happening in the US: the infliction of slow deaths with extreme distress on many millions of animals:
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@PeterSinger
Peter Singer
5 months
On Wednesday, I gave my last lecture at @Princeton University. I've had a wonderfully stimulating and rewarding time here, but now I'm looking forward to something new. I want to thank my students and colleagues for their engagement and support over the years. We've tackled…
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@PeterSinger
Peter Singer
5 years
New study confirms that genetically modified eggplant enables peasant farmers in Bangladesh to get better crops without insecticides. Time for people with green leanings (like me) to reconsider opposition to GMOs?
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@PeterSinger
Peter Singer
6 years
And congratulations to CBS for for pointing out the difference in the way we treat our pets and our farm animals, and for saying that the deaths of farm animals are "heartbreaking".
@CBSNews
CBS News
6 years
HEARTBREAKING: When North Carolina residents fled Florence’s floodwaters, they took their loved ones, and in most cases, their cats and dogs. But nearly 3.5 million farm animals were left behind — and drowned as their buildings filled with water.
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@PeterSinger
Peter Singer
6 years
Australia votes for same-sex marriage! Yes: 61.6% No: 38.4% A day on which I can feel good about being an Australian.
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@PeterSinger
Peter Singer
5 years
Ugh.. a new horror looming -- intensive octopus farming. Can't we leave these remarkable and intelligent beings alone?
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@PeterSinger
Peter Singer
3 years
The New Yorker has just published a long interview with on a wide range of issues - it's a condensation of 3 interviews over about 5 hours, and has come out well:
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@PeterSinger
Peter Singer
8 months
I’m co-organizing a two-day conference aimed at broadening the concerns of AI ethics to include both nonhuman animals and potential conscious machines. Join us at Princeton, either in person or virtually, on October 6 & 7 to explore these neglected aspects of AI ethics.
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@PeterSinger
Peter Singer
6 years
well done, Air NZ!
@AirNZMedia
AirNZMedia
6 years
Air New Zealand is the first airline in the world to serve the award-winning, plant-based Impossible Burger - ✈️🍔
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@PeterSinger
Peter Singer
8 years
I did an interview with Sam Harris, for his podcast:
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@PeterSinger
Peter Singer
5 years
The big problem with
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@PeterSinger
Peter Singer
6 years
Ground-breaking new psychological study on speciesism has confirmed that "Speciesism correlates positively with racism, sexism, and homophobia, and seems to be underpinned by the same socio-ideological beliefs."
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@PeterSinger
Peter Singer
3 months
I recently gave the last lecture of the last course I will teach at Princeton University. I used the occasion to reflect on my time there, which began in 1999 with a media spotlight on my appointment. It's been a great place to teach and work. While there I've published on…
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@PeterSinger
Peter Singer
4 months
Remembering the opposition to my appointment at Princeton Unversity in 1999.
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@PeterSinger
Peter Singer
2 years
Animal rescuers on trial for rescuing abused pigs from a factory farm...looks like one juror gets it, anyway.
@SmithfieldTrial
Smithfield Trial
2 years
A juror just asked why Wayne didn’t rescue more of the piglets 👏👏👏
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@PeterSinger
Peter Singer
1 year
The Simplest Way to Change the Planet's Fate - my article in the New York Times for Earth Day!
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@PeterSinger
Peter Singer
7 months
If there is a God who is all powerful, all knowing, and all good, then why do animals suffer? Of course, the same question could be asked about human suffering but the traditional Christian answer to that question is that we suffer because of Adam’s original sin.
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@PeterSinger
Peter Singer
2 years
Never say that you can't bring about change through the ballot box. Look what electing NYCs first vegan mayor has done already!
@r_atcheson
Rachel Atcheson
2 years
Congrats @NYCSchools on the phasing in of “Vegan Fridays!”
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@PeterSinger
Peter Singer
6 years
Professor John Webster, eminent vet and animal welfare expert, says that our treatment of chickens is “The single most severe, systematic example of man’s inhumanity to another sentient animal.” So this is a big deal. Needs to happen everywhere.
@Lewis_Bollard
Lewis Bollard
6 years
Progress: in the Netherlands, which raises >500M chickens/year, supermarkets are stopping selling low welfare chickens, "in part due to the pressure levied by Dutch welfare group @WakkerDier ", according to industry journal 👍
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@PeterSinger
Peter Singer
3 years
@RDembroff That is complete bullshit and anyone who knows me and has attended regularly attended seminars with me knows that I would never ask such a question.
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@PeterSinger
Peter Singer
7 years
Would you jump into a river to save a drowning child, even if you were wearing your wedding suit? It happened!
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@PeterSinger
Peter Singer
7 years
Perhaps the single greatest source of preventable suffering in the world, and not enough $$$ going into stopping it:
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@PeterSinger
Peter Singer
6 years
I've hit 90K followers at last! Took a long time. It would be nice to get to six figures, so please tell your friends to follow me!
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@PeterSinger
Peter Singer
6 years
Wow.. about 46 years after I first learned of these abominable methods of raising veal calves, they are gone from the US now, as well as the UK and the European Union
@Lewis_Bollard
Lewis Bollard
6 years
A milestone for #AnimalWelfare : last veal crates + tethers in US are gone! The veal industry, like the rest of factory farming, is still full of cruelties. But I'm v grateful today to activists who fought for decades to abolish these esp awful crates 🐮🙏
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@PeterSinger
Peter Singer
6 years
At last, after I have opposed the live exports of animals from Australia for ~30 years, there is a chance of ending it! Australians, please, tell your MPs how you want them to vote! via @AnimalsAus
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@PeterSinger
Peter Singer
7 months
The Ojai City Council in California has passed an ordinance recognizing the "right to bodily liberty" for elephants. This is the first time a U.S. law grants a specific, enforceable right for nonhuman animals.
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@PeterSinger
Peter Singer
5 years
This may be the most powerful 4 minute speech you have ever heard - Greta Thunberg at the UN today:
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@PeterSinger
Peter Singer
5 months
Reflecting on my journey with ethics and philosophy, I've often found an unexpected kinship with Buddhist thought, despite my strongly secular position. This connection deepened through dialogues with Venerable Shih Chao-Hwei. Her activist stance within Buddhism resonated with my…
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@PeterSinger
Peter Singer
8 months
Looking for a tasty inexpensive veg. meal in Singapore?  During my recent visit, my host took me to the Live Green stall at the Bendemeer Road Hawker Centre. Tasty main course noodle dishes for around $4!
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@PeterSinger
Peter Singer
4 years
France (and perhaps Germany) to ban killing of unwanted male chicks (7 billion killed worldwide annually). Will other countries follow?
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@PeterSinger
Peter Singer
6 years
Wow! SF bans fur! That's a shift in opinion! When Bill Stirling was mayor of Aspen in 1990, he brought me there to speak in favor of an initiative banning fur sales, but we lost the ballot. Well done SF and all who made this happen!
@Lewis_Bollard
Lewis Bollard
6 years
Breaking: San Francisco just banned the sale of fur, starting next Jan! Hopefully this is the beginning of the end of one of the cruelest industries ever invented 🐰🦊🐺
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@PeterSinger
Peter Singer
3 years
I'm supporting this Open Letter Concerning Academic Freedom:
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@PeterSinger
Peter Singer
2 years
I'm for every woman having the right to choose to end a pregnancy, but I agree with the US Supreme Court that this issue should be decided by legislatures, and not by the courts. Here's why:
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@PeterSinger
Peter Singer
7 years
Amid the gloom of Trump's win, bright spots are Mass. voting to give factory farm animals more space and Colorado for medical aid in dying.
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@PeterSinger
Peter Singer
3 years
Foie gras may soon have a cruelty-free alternative! I'm delighted to see this positive report from Bloomberg. (Disclosure: I have a modest investment in Gourmey.)
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@PeterSinger
Peter Singer
6 years
Can the commercial slaughter of animals be humane, ever, anywhere? Switzerland has some of the strictest slaughter laws anywhere in the world, yet this undercover investigation shows terrified animals trying desperately to escape:
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@PeterSinger
Peter Singer
4 years
I've already been offered another Auckland venue for my speaking tour in June, so the event is definitely on. Looking forward to speaking in New Zealand again, and speaking about effective altruism there.
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@PeterSinger
Peter Singer
3 years
Cramming chickens into tiny cages is wrong. Send a message to food industry leaders to urge them to be transparent about their cage-free progress.
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@PeterSinger
Peter Singer
6 years
Paul Shapiro's new book, Clean Meat, is out today. It's the first-ever book about the movement to end factory farming by growing real meat without animals. I've read an advance copy, and highly recommend it!
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@PeterSinger
Peter Singer
7 years
I've just heard that sad news that Tom Regan, a philosophical pioneer for animals who I have known since 1973, died this morning.
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@PeterSinger
Peter Singer
6 years
Animals Australia made this clip of a segment of Q&A on the live export trade that was NOT part of the television broadcast.
@AnimalsAus
Animals Australia
6 years
The Australian government wants you to think that sheep will have "plenty of space" under new live export rules. Ethicist @PeterSinger demonstrated on ABC's @QandA what their idea of "plenty of space" actually looks like:
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@PeterSinger
Peter Singer
3 years
Is this the biggest ever substitution of plant-based food for a cruelly-produced animal product? Well done, Eat Just! And there is lots more to come:
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@PeterSinger
Peter Singer
4 years
Ethics teachers: your work can make a difference! We've shown that in this controlled study out today in Cognition. Thanks to Eric Schwitzgebel, the lead author, who doubted we would get a positive result, but open to the evidence. #vegetarian #ethics
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@PeterSinger
Peter Singer
5 years
Plant-based alternatives to meat are going mainstream -- good news for anials and for the planet:
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@PeterSinger
Peter Singer
4 years
Well said, @FranciMinerva What would universities be without disagreement?
@FranciMinerva
Francesca Minerva
4 years
I've said it before and I'll repeat it again and again until I die: do not sign petitions to get people fired because you disagree with them. Never. It's one simple rule everyone can and should follow.
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@PeterSinger
Peter Singer
3 years
Instead of the usual New Year's Resolutions, how about a Moral Plan to become a better person? That's the subject of my Project Syndicate column, just out, co-authored with Agata Sagan:
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@PeterSinger
Peter Singer
4 years
In the pandemic, is ending factory farming now something that bridges the right/left divide?
@lwoodhouse
Leighton 明 Woodhouse
4 years
Our first public health priority after the pandemic is contained should be to pass Cory Booker's bill to phase out factory farming.
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@PeterSinger
Peter Singer
6 years
Disgusting...
@ProudSocialist
Power to the People ☭🕊
6 years
. @realDonaldTrump quietly reversed his position on the slaughtering of elephants for sport and will allow elephant trophy imports on a "case-by-case" basis.💔😢 We can’t allow him to get away with this. We need your help again @TheEllenShow and we need to #SaveTheElephants .🐘🙏
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@PeterSinger
Peter Singer
4 years
Nice one, Joe. You may not be my ideal candidate, but you're a lot better than the guy you will be up against!
@JoeBiden
Joe Biden
4 years
I can’t believe I have to say this, but please don’t drink bleach.
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@PeterSinger
Peter Singer
8 years
Cultured Meat Will Replace Meat From Animals, today's @WSJ , touts @MemphisMeats , h/t @GoodFoodInst
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@PeterSinger
Peter Singer
7 years
I wish every person who thinks fishing is a pleasant way to spend the time would read this: Better late than never.
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@PeterSinger
Peter Singer
4 months
I gave my final lecture at Princeton University a month ago. It was filmed, and I have permission from Princeton to show it to the public. It will take a little bit of work to make it better quality, so before I do that, I'd like to know how many of you are likely to watch it (or…
Yes, I'm interested!
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No, I'm not ready yet.
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@PeterSinger
Peter Singer
3 years
Let's end the "war on drugs" now. I've joined other bioethicists and allied professionals in supporting a peer-reviewed study that calls for the decriminalization of all recreational drugs:
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@PeterSinger
Peter Singer
6 years
For the first time, one of Australia's 2 major political parties has pledged to end the horrific live sheep export trade! Thank you, Australian Labor Party!!! via @AnimalsAus
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@PeterSinger
Peter Singer
7 years
My Project Syndicate column this month is a tribute to Derek Parfit, who died on the first day of the year:
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@PeterSinger
Peter Singer
1 year
A sign of the future? But I want butcher's shops that sell ONLY cultivated and plant-based meat!
@joshtetrick
Josh Tetrick
1 year
The world's FIRST butcher shop to sell cultivated meat is Huber's Butcher in Singapore - beginning today!
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@PeterSinger
Peter Singer
5 months
Just joined Sam Harris on his podcast to discuss ethics, animal rights, and Effective Altruism. We covered animal suffering, speciesism, and the moral complexities of our interactions with non-human animals. Also touched on the Sam Bankman-Fried case and debated existential risks…
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@PeterSinger
Peter Singer
5 years
If you haven't already read Animal Liberation, now is your chance. Amazon has selected Animal Liberation as a Kindle Monthly Deal (KMD) throughout April. The ebook will be downpriced to 1.99 at for the entire month. Spread the word!
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@PeterSinger
Peter Singer
4 years
"The Rise of the Rational Do-Gooders" -- Fantastic Washington Post Magazine article by Zachary Pincus-Roth on the Effective Altruism movement today:
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@PeterSinger
Peter Singer
2 years
"Do the rich pay their fair share?" On September 13, 8pm US ET, I'm debating that, online, with contrarian economist Bryan Caplan. It's part of a series, with a unique ticketing arrangement, raising money for effective charities. Please support & retweet!
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@PeterSinger
Peter Singer
5 years
How far should we expand the circle of moral concern? Animals, yes, but what about plants? Robots?
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@PeterSinger
Peter Singer
2 years
I support the people of Iran who are protesting against the brutal murder of Mahsa Amini because she chose not to wear the hijab. It is time for the theocratic regime go! #mahsaamini
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@PeterSinger
Peter Singer
2 months
I'm delighted that criminal charges against @waynehhsiung for removing three abused dogs from Ridglan Farms in Wisconsin have been dropped. Wayne is a hero, not a criminal. To use the word "farm" for that industrial operation that produces beagles to be used in experiments is…
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@PeterSinger
Peter Singer
3 months
Remembering the opposition to my appointment at Princeton Unversity in 1999.
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@PeterSinger
Peter Singer
6 years
Something I have supported for more than forty years -- legal medical assistance in dying has finally been legalized in Victoria, the state where I have lived most of my life.
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