Jean Pierre Flourens
Marie Jean Pierre Flourens (13 April 1794 – 6 December 1867), father of Gustave Flourens, was a French physiologist, the founder of experimental brain science and a pioneer in anesthesia. Through the study of ablations on animals, he was the first to prove that the mind was located in the brain, not the heart.
Enlightenment (spiritual)
The idea that the mind is the result of the activities of neurons in the brain was most notably popularized by Francis Crick, the co-discoverer of DNA, in his book The Astonishing Hypothesis. The basic idea can be traced back to at least Étienne Bonnot de Condillac. According to Crick, the idea was not a novel one: