Natalia Osipova and Sergei Polunin have the most passionate partnership in ballet. Sarah Crompton has watched it develop

Amal Clooney, a human-rights lawyer, is working with a Yazidi refugee to put Islamic State in the dock. Robert Guest travelled to Iraq to find out why

India once had, and has now lost, the greatest olfactory culture the world has ever known. William Dalrymple sniffs out the perfumiers trying to revive it

Can science help an Argentine heiress produce a New World wine as complex as a Bordeaux? Dan Rosenheck visits the vineyards and laboratories of Catena Zapata

The ’Ndrangheta is the least heralded of Italy’s three great mafias. But, as John Hooper reports, it’s by far the most successful internationally

Americans are increasingly intolerant of adultery, but Esther Perel believes they should take a more European attitude. Emily Bobrow met the country’s most celebrated – and controversial – relationship guru

Four-year-old Henry sometimes speaks English like a Dane. But Robert Lane Greene, his father, is convinced that there are cognitive benefits to raising bilingual children

How Olivier Rousteing has turned a small, classic French couturier into the favourite fashion house of Kim Kardashian and Rihanna

Tech companies use the insights of behaviour design to keep us returning to their products. But some of the psychologists who developed the science of persuasion are worried about how it is being used

Two hundred outfits, four days in Naples, several hundred super-rich clients and Sophia Loren: Luke Leitch goes inside Alta Moda, Dolce & Gabbana’s attempt to disrupt the world of couture