Peter Singer
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Peter Singer
@petersinger.info
Author, Animal Liberation, Practical Ethics, The Life You Can Save, The Most Good You Can Do, Animal Liberation Now.
Podcast: "Lives Well Lived"
AI Persona: PeterSinger.ai
Professor of Bioethics, Emeritus, Princeton University.
"UK ahead of Australia on something more important than cricket," says Peter Singer, commenting on the UK Government's new Animal Welfare Strategy.

youtu.be/tXwuFQSbqYs
UK ahead of Australia on something more important than cricket
"UK ahead of Australia on something more important than cricket," says Peter Singer, commenting on the UK Government's new Animal Welfare Strategy.
youtu.be
December 23, 2025 at 2:09 AM
Greg Pence, who has taught bioethics for five decades, has produced a YouTube series, "Great Stories in Bioethics," discussing real cases that raise important issues. Sure to be thought-provoking watching for everyone, and excellent for use in discussion groups and classes.
Great Stories in Bioethics: Weekly Episodes
Great, true stories in the history of Bioethics, released each Tuesday at 4 pm CST
www.youtube.com
December 23, 2025 at 1:16 AM
In our conversation with Marion Nestle on “Lives Well Lived”, Kasia de Lazari-Radek and I talk about the flood of nutrition advice on social media, especially around ageing and protein.
December 21, 2025 at 9:56 PM
Do we need animal-based protein to live well?

In our conversation with Marion Nestle on “Lives Well Lived”, Kasia de Lazari-Radek and I discuss this question, which comes up repeatedly in debates about diet and health.
December 18, 2025 at 7:15 AM
A letter circulating online calls on Australia’s Prime Minister, Anthony Albanese, to resign and is said to come from someone named Peter Singer. To be clear: if such a letter exists, it is not from me, and I do not support any call for the Prime Minister to resign.
December 18, 2025 at 7:08 AM
I spoke with Fran Kelly on ABC Radio National about giving at Christmas, and why how we give matters as much as how much we give.

Effective altruism is a simple idea: if we want to do good, we should use evidence and reason to do as much good as we can with the resources we have.
December 15, 2025 at 1:12 AM
In the latest episode of “Lives Well Lived”, Kasia de Lazari-Radek and I ask Paul Simon – one of the greatest singer/songwriters of the past 60 years - to reflect on whether he has lived well.
December 15, 2025 at 1:07 AM
Why is the best treatment for one of the most painful conditions known to medicine illegal?
Cluster headaches are often described as one of the most painful conditions known to medicine. People who experience them can suffer repeated, severe attacks that are difficult to treat and deeply disabling
December 12, 2025 at 3:52 AM
Paul Simon, the song-writing part of the duo Simon and Garfunkel, had his first big hit in 1965, with The Sound of Silence, followed up with Bridge Over Troubled Water and Mrs Robinson, and then, as a solo artist, with Graceland. In 2022, he released the very different Seven Psalms.
December 11, 2025 at 9:40 PM
In our conversation with Tim Minchin, we talk about why some people follow an argument all the way into their own lives, while for others it somehow just floats over the top. Kasia mentions the many stories of people becoming vegetarians or vegans, or giving to charities,...
December 8, 2025 at 2:44 AM
“When you try to say to someone there are 200 billion stars in the Milky Way and a trillion galaxies, some people feel panicked by that. They hate that you are temporary.”
December 4, 2025 at 8:58 AM
I’ll be taking part in VEGFEST 2025 with a virtual conversation on the future of our food systems. I’ll be speaking with Anna Caramuru Aubert (a lawyer and coordinator of a Centre for Animal Studies in Brazil)...
December 4, 2025 at 5:09 AM
I’ve contributed a piece to @notus.com, a forum for argument-driven writing that cuts through familiar talking points. I make the case that philanthropy should direct far more funding to reducing the horrific suffering, on a vast scale, of factory-farmed animals, and less to subsidising opera.
December 3, 2025 at 11:59 PM
The EU is running a public consultation, open until 12 December, on phasing out cages for millions of hens, stopping the routine killing of day-old male chicks, and adopting stronger animal welfare standards.
December 3, 2025 at 12:12 AM
~@aoc.bsky.social has posted about distributing hundreds of turkeys to families for Thanksgiving. Like 99.8% of turkeys raised in America, the turkeys never got to go outdoors. They lived in overcrowded, stressful conditions before being trucked to a slaughterhouse and hung upside down...
December 1, 2025 at 4:06 AM
As part of International Shrimpact Day™, I moderated a debate between Jeff Sebo and Lyman Stone about whether shrimp welfare matters, and whether or not donating to help shrimp (e.g. to Shrimp Welfare Project) is a good idea.
Debate: To Shrimp or Not to Shrimp
A recording from Peter Singer's live video
boldreasoningwithpetersinger.substack.com
November 27, 2025 at 1:03 AM
In the latest episode of "Lives Well Lived", Brian Hare and Vanessa Woods discuss why attraction and cooperation, rather than aggression or dominance, enabled humans to thrive.
November 25, 2025 at 3:12 AM
This 5-minute video on speciesism and veganism made by Yulia Kravchuk, a Ukrainian high school student, gives me confidence that the struggle will be carried on by future generations, even when their countries have serious problems, as Ukraine surely does, right now.

Spread the word!
This might be the most important video you will ever see. Please spread it
This speech concerns the horrid tragedy of speciesism — the form of discrimination almost no one notices or talks about. It affects billions of victims every year, and the way they suffer is…
youtu.be
November 24, 2025 at 3:45 AM
In the latest episode of “Lives Well Lived”, the podcast I co-host with Kasia de Lazari-Radek, we speak with Stephen West, the creator of Philosophize This!, about how twelve years of reading, writing, and teaching philosophy have changed the way he sees the world.
New Podcast Release: Stephen West
Our guest in the latest episode of Lives Well Lived is Stephen West, creator of the acclaimed philosophy podcast Philosophize This!
boldreasoningwithpetersinger.substack.com
November 18, 2025 at 6:25 AM
In our new episode of “Lives Well Lived”, Kasia and I speak with Stephen West about how twelve years of reading and teaching philosophy have changed the way he sees the world.
November 16, 2025 at 10:40 PM
Bill Gates recently argued that we climate change is not an existential risk because it will not exceed 2.9°C above pre-industrial levels, and human civilization can survive that.
November 16, 2025 at 10:05 PM
In our latest episode of “Lives Well Lived”, Kasia and I speak with Stephen West, creator of Philosophize This!, about what it really means to become wiser.
November 13, 2025 at 10:36 PM
In the latest episode of “Lives Well Lived,” the podcast I co-host with Kasia de Lazari-Radek, we have a dramatic shift in our demographic, speaking with teenage sisters Mercedes and Anastasia Korngut — the founders of Small Bits of Happiness...
November 12, 2025 at 11:56 PM
Following on from the turn against animal testing from the U.S. Food and Drug Administration and the National Institutes of Health, here's some more good news from the UK government: www.gov.uk/government/n...
Animal testing to be phased out faster as UK unveils roadmap for alternative methods
New plan backs researchers to seize on new and developing opportunities to phase out animal tests with specific commitments for the coming years.
www.gov.uk
November 12, 2025 at 6:47 AM
Two teenage sisters are our guests in our new “Lives Well Lived” episode: Mercedes and Anastasia Korngut. They are Canadians, troubled about how low Canada and the US rank in surveys of how happy people under 30 are. So they started a company, Small Bits of Happiness, to help young people...
November 6, 2025 at 8:41 PM