By Invitation

Artificial intelligence

Keep the code behind AI open, say two entrepreneurs

Martin Casado and Ion Stoica argue that open-source models will power innovation without compromising security

Artificial intelligence

Not all AI models should be freely available, argues a legal scholar

The more capable they are, the greater the risk of catastrophe, reckons Lawrence Lessig

The state of Britain

Neil Kinnock on the post-war-like challenges facing Keir Starmer

A lack of social cohesion compared with 1945 makes them even more daunting, says the former Labour leader and Starmer confidant

The American election

A prominent donor on why the Democrats shouldn’t anoint Kamala Harris

A competition to replace Joe Biden would better serve the party, and the country, argues Joe Ravitch

Games over?

Halt the Olympics to save the planet, pleads a sports historian

David Goldblatt thinks pausing the spectacle might jolt the world into grasping the severity of the climate challenge

Breaking good

Rachael “Raygun” Gunn on the new sport that will invigorate the Olympics

The Australian breaker hopes we’ll all soon be talking about B-Girls, B-Boys and double airflares

British politics

A former adviser to Keir Starmer on what his victory can teach the global left

You don’t have to splurge to woo back working people, says Claire Ainsley

SCOTUS and presidential immunity

Justice Sotomayor was right for the wrong reasons

The Supreme Court’s ruling on prosecuting presidents is mistaken, says Eric Nelson, but not because the founding fathers were anti-monarchists

The American election

A big donor says Joe Biden’s team has gone all Trumpian

The president is deluding himself. Democrats are better than that, says Ari Emanuel

Geopolitics

The West’s values are important, but so is realism, says Finland’s president

The Global South must be courted, even if that means compromising interests, argues Alexander Stubb

French politics

This needn’t be France’s Brexit moment, says its business envoy

Pascal Cagni explains why foreign investors should not panic

Europe’s other flashpoint

NATO must tackle instability in the Balkans, says an ex-head

Russia and China are up to old tricks in the region, argue George Robertson and Andi Hoxhaj