Over the next two decades Delgado implanted electrodes in some 25 human subjects, most of them schizophrenics and epileptics, at a now defunct mental hospital in Rhode Island.

• 其后20年间，戴尔嘎多在罗德岛一家现已关闭的精神病院，为25位左右的受试者植入电极，这些人大多数是精神分裂及癫痫患者。