The attempt to measure quality of life over time and between places is still in its infancy, writes Peter Shergold for the Centre for Social Impact. It was in May 1968 that Robert Kennedy, with characteristically brilliant oratory, identified the abject failure of governments to measure the quality of life afforded their people. The traditional statistic – per capita Gross Domestic Product (GDP) – “does not allow for the health of our children, the quality of their education, or the joy of their play; it does not include the beauty of our poetry or the strength of our marriages, the intelligence of our public debate or the integrity of our public officials … It measures everything, in short, except that which makes life w...