Since the American social psychologist, Stanley Milgram, conducted his famous ‘small world experiment’ in the 1960s, it has been commonly accepted that most people have six degrees of separation between them.
However, a vast new study by Facebook’s data team and the University of Milan, which assessed the relationships between 721 million active users (more than 10 per cent of the global population) of the social network, has found that the average number of connections between people has dropped to four.Facebook have also upgraded insights, their statistical data on pages. There is a new metric called "Friends of Fans" which is the number of people you can potentially reach if everyone you are connected to talks about your Page to their friends.
The British Monarchy has 118,757,848 Friends of Fans. That's right, one hundred and eighteen million, seven hundred and fifty seven thousand, eight hundred and forty eight.