Say what? You heard. 

Matt Ridley, a “rational optimist” (or seriously awesome science communicator to you or me), believes that the engine of human progress is defined by how our ideas come together, and how they reproduce. “It’s not important how clever individuals are”, he argues. “What really matters is how smart the collective brain is.” This combined intelligence has taken the human species from the flint axe heads used by Homo erectus to the computer mouse that you are using right now to drive this website. 


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