Founder of modern human anatomy.

• Corrected Galen's influential work with his detailed anatomy book De humani corporis fabrica (De fabrica | 1543)
• • especially disproved the idea of the rete mirabile exists in humans
• Studied on (sometimes stolen) human corpses and many animals
• Believed brain was the center of the mind and emotions
• Concluded that ventricles are not unique to humans and thus not seat of the mind
• Still maintained idea of animal spirits as the force behind cognition