Creativity is Cool (Happy Birthday Charles Darwin)

By Emily Jane Dennis,@emilyjanedennis Creativity is cool. Today is Darwin’s birthday. Instead of talking about his life or how he made everything in biology make sense, I want to talk about two of his drawings. Darwin’s first (left, 1837) and final (right, 1859) evolutionary trees These two drawings, separated by 22 years, are a perfect illustration of the creative process in scientific thought. On the left is the first ever evolutionary tree, and on the right is Darwin’s final tree from On the Origin of Species.When he sketched out this first tree, Darwin had already spent years coming up with and expanding on his idea of transmutation (what we call evolution). I think about this drawing as a proof, a way to visually evaluate what he had been mulling over for so many years. He used this figure to take a bunch of independent thoughts and pull them together to address one big question: how do the species we see today relate to species that existed in the distant past? I like to believe that the “I think” above Darwin’s first tree drawing is a glimpse into his inner-critic. It was written by that doubting voice inside his head, urging him to find