Italian scientist and physician responsible for the discovery of the nervous tissue-related phenomenon known as the "black reaction". He also discovered the sensory organ which came to be known as the Golgi receptor.
He worked at a psychiatric hospital.
In 1906, he earned the Nobel Prize in Physiology or Medicine for his discoveries on the human nervous system.
His father was also a physician.
He and physicist Enrico Fermi are both Italians who have received the Nobel Prize in their respective fields.