Neuroscientist Michael Merzenich agrees. Merzenich, described as the world’s leading researcher on brain plasticity, explains that new functional circuits in the brain can only be achieved through repetition. His description of the brain is of something which alters itself with attention and exercise, almost like a separate, living entity. It is al

That’s the learning. When you practice that thing that you learned—it doesn’t matter if it’s a new song on the piano, playing tennis, or learning some brain science—your brain runs electrical stimulation over those same connections.