"The way in which families maintain long distance communication when they are separated because of migration has been revolutionised by the emergence of a variety of internet- and mobile phone-based platforms. These platforms have created a new communicative environment, which the authors call...

The international surveys of pupil achievement - PISA, TIMSS, and PIRLS - have been widely used to compare socioeconomic gradients in children's cognitive abilities across countries. Socioeconomic status is typically measured drawing on children's reports of family or home characteristics rather...