Beyond social networks: How cultural beliefs really spread

When Amir Goldberg had his first child a decade ago, he was bewildered to learn that some of his colleagues at Princeton University, where he was a doctoral student, weren't planning to vaccinate their offspring.

The vibrant tapestry of social networks

It takes two human beings to create another human being. Known as a dyad, the smallest possible social unit, it is the first social network we are acquainted with. As we grow up, the networks we develop from school, work ...

Lufthansa boss quits for Roche pharmaceuticals (Update)

The head of German airline Lufthansa, Christoph Franz, will step down at the end of his current contract in May 2014 to head the board of directors at Roche pharmaceutical group, the companies announced on Monday.

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