In the 1960s , the world was divided into ` ` ' -- or Western '' and ` ` developing '' Hans ##son says the divide was relevant in terms of wealth , education and life expectancy . But he says since then , there has been a shift -- with most countries in the middle . The old mindset has not caught up with the new reality and is changing , Rosling says .
In the 1960s , the world was divided into `` developed -- or Western '' and `` developing '' Hans Rosling says the division was relevant in terms of wealth , education and life expectancy . But he says since then , there has been a shift -- with most countries in the middle . The old mindset has not kept up with the new reality and needs changing , Rosling says .