The graph is at Facebook, based on Gapminder data.
Let us give thanks to science, technology, reason, freedom, entrepreneurship, humanism, and the belief in progress — i.e., the Enlightenment vision made real.
Here also is a longer-timeline static chart. Click to enlarge. Source.
Dr. Hicks,
Could you give me the contact information for the person who owns the copyright to the image? I want to ask permission to use it.
Hi Cassie: It’s from Gapminder’s site, so their use conditions are posted there.