In brief

Think tanks

Targeting hearts and minds

Disarmament

The vision thing

Civil war

Sri Lanka’s chance for peace

Rule of law

The trouble with Guantánamo

Digital divide

A new era dawns on Africa’s east coast

Renewable energy

Saharan sun to power Europe

Climate

Final sprint at snail's pace

Energy

Biofuels’ hidden costs

Assessing results

Much activity, but no system