Meet the Neuroscientist Translating Brain Activity Into Speech

The average human speaks at a rate of up to 150 words per minute, making spoken conversation one of the most effective ways to communicate. “We take for granted how effortless it is to convey so much information in such a short amount of time,” says Edward Chang, a neurosurgeon at the University of California, San Francisco. “That is, until you lose this ability from an injury.”