Here's a Swede worth listening to, even if he uses Ikea boxes to illustrate a point. The point is about how to tackle global poverty and population growth.
It's worth the ten minutes break to watch it.
http://www.ted.com The world's population will grow to 9 billion over the next 50 years -- and only by raising the living standards of the poorest can we check population growth. This is the paradoxical answer that Hans Rosling unveils at TED@Cannes using colorful new data display technology (you'll see).