Saturday night in Borgarfjörður eystri, Iceland, 2007. In 2018, 70 per cent of births in the country were outside of marriage. Photo by Jonas Bendicksen/Magnum

Essay/
Love and friendship
Is marriage over?

Marriage is practised in every society yet is in steep decline globally. Is this it for longterm intimate relationships?

Manvir Singh

Photo by Debbie Lee Harrison/Getty

Essay/
Cognition and intelligence
It’s hard to fool a nose

Theories of perception are heavily tilted to the visual: we have much to learn from our surprisingly acute sense of smell

Ann-Sophie Barwich

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William 'Buffalo Bill' Cody (third from left) alongside the author’s great-great uncle Sheriff Plunkett (right) at Deadwood in 1906. From Deadwood: 1876-1976 (2005) by Beverly Pechan and Bill Groethe/Arcadia Publishing

Idea/
Love and friendship
Friendship is about loyalty, not laws. Should it be policed?

Leah Plunkett

Photo by Mark Cornick from the Soho Nights series

Essay/
Mental health
My psychosis

It was one terrifying, exciting night of delusions, hallucinations and paranoia. What would it teach a future psychologist?

Tom Hartley

From the Chansonnier of Zeghere van Male (1542), Bruges. Cambrai, Bibliothèque municipale, MS 128B, Folio 116v. Courtesy ISMPL.org

Essay/
Environmental history
Human crap

We are demigods of discards – but our copious garbage became a toxic burden only with the modern cult of ‘disposability’

Gabrielle Hecht

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Photo by Jagoda Matejczuk/Getty

Essay/
Animals and humans
Rats are us

They are sentient beings with rich emotional lives, yet we subject them to experimental cruelty without conscience. Why?

Kristin Andrews & Susana Monsó

Detail from Interior (with Gabriele Münter and Marianne von Werefkin) (1910), by Wassily Kandinsky. Photo by AKG London

Essay/
Psychiatry and psychotherapy
Therapy that sticks

Quick-fix psychotherapies have been hailed as the gold standard. But depth therapies can be far more enduring and profound

Linda Michaels

Why did the woman cross the road? Photo by Harry Gruyaert/Magnum

Essay/
Cognition and intelligence
You are the world

Are your decisions made by your brain, or via the experience of the world relative to your body? A dialogue on consciousness

Tim Parks & Riccardo Manzotti

Photo by Ed Kashi/VII

Essay/
Medicine
No patient is an island

How a concern to protect the autonomy of patients leads to the exclusion of families just when they are needed the most

Anita Ho

Former child soldiers forced to join the Lord’s Resistance Army, seen here at an army child protection unit following their rescue by the Uganda People’s Defence Force. Gulu, Uganda, September 2004. Photo by Vanessa Vick/Redux

Essay/
Human rights and justice
Against humanity

What the Lord’s Resistance Army can teach us about flaws in the ideal of human rights and the fight for justice

Sam Dubal

Photo by Jeffrey Greenberg/UIG/Getty

Essay/
The environment
A vision for agriculture

We know how to replace toxic, intensive livestock raising with beautiful, efficient grasslands. Do we have the will?

Randall D Jackson