‘He had a sarcastic turn of phrase’: discovery of 1509 book sheds new light on ‘father of utilitarianism’
Unearthed notes owned by the renowned philosopher Jeremy Bentham reveal the roots of his influential ethics
AC Grayling: ‘Who would I like to fight? Boris Johnson. And I’d win’
Asked 10 random questions, the philosopher and author shares the strangest thing he’s done for love, his famous hair and his fears for the future of the moon
‘Eugenics on steroids’: the toxic and contested legacy of Oxford’s Future of Humanity Institute
Founded in 2005 and lauded by Silicon Valley, Nick Bostrom’s centre for studying existential risk warned about AI but also gave rise to cultish ideas such as effective altruism
Daniel Dennett obituary
Controversial US philosopher who sought to understand and explain the science of the mind
The Guardian view on utopias: news from nowhere can help us here and now
Editorial: The Booker prize has gone to a dystopian vision of a totalitarian Ireland. But imagined futures needn’t always be bleak
‘What if everybody decided not to have children?’ The philosopher questioning humanity’s future
Émile Torres has become a thorn in the side of the branch of moral philosophy that advocates prioritising our distant descendants. They explain the danger of utopian movements
Can humans ever understand how animals think?
The long read: A flood of new research is overturning old assumptions about what animal minds are and aren’t capable of – and changing how we think about our own species
French philosopher urges people to rebel – by making friends
Geoffroy de Lagasnerie says focus on friendships over relationships or family is radical act in today’s society
Bruno Latour obituary
French philosopher whose work spanned many disciplines and who believed we must take greater care of the Earth’s resources
‘You can’t say that!’: how to argue, better
A good debate isn’t about one person declaring victory, it’s about both people making a discovery, says psychologist Adam Grant
Wit and wisdom of Germany’s anti-noise philosopher revealed to new readers
Theodor Lessing’s newly collected early writings shine light on writer who later prophesied climate change
bell hooks’ writing told Black women and girls to trust themselves
The feminist writer created a vocabulary that helped us to learn, grow, and forgive – and above all to understand
Great thinkers make sense of a world racked by contradictions
The likes of Edward Said knew that the crucial issues of the day must be seen in shades of grey, not black and white
John Gray: ‘What can we learn from cats? Don’t live in an imagined future’
The philosopher’s new book attacks the idea that any ideology has the answers to life’s questions – but advice from cats might be his exception…
Alan Arkin on Hollywood success: ‘I was miserable pretty much all of the time’
In his mid-30s, the actor was living the dream, but was far from happy. As he publishes his memoir Out of My Mind, he talks about turning his life around – and the disgraced guru he pinned his hopes on