Albert Esteve of the Autonomous University of Barcelona reckons that the total number of cross-border marriages among 25-39-year-olds in his sample was about 12m in 2000.

ECONOMIST: International marriage

Writing in Evolution and Human Behaviour Victoria Reyes-Garcia, of the Autonomous University of Barcelona, and her colleagues describe a study they carried out on the Tsimane', a group of Amerindians who live in Bolivia's slice of the Amazonian rainforest.

ECONOMIST: Your parents were right. Patience is a virtue

The University Network will include in its initial phase eight universities: Autonomous University of Barcelona (Spain), University of the West Indies (Jamaica), Cairo University (Egypt), University of Sao Paulo (Brazil), Temple University (USA), Beijing Tsinghua University (China), Sidi Mohamed Ben Abdellah University (Morocco) and Queensland University of Technology (Australia).

UNESCO: MEDIA SERVICES