"When a cross-section of British seven-year-olds were interviewed for 7 Up in 1964, it was evident that their social backgrounds influenced their attitudes towards life. While the upper class children were self-assured, those from middle and working class backgrounds were resigned to a life of hard work. This premise was put to the test every seven years when the same group were interviewed about the state of their lives. Now, at the age of 56, the group are once more brought together to assess whether their lives have been ruled by circumstances or self-determination"--SBS-TV website.