E-Mail IMAGE: Two implanted electrode arrays record the brain activity produced by thinking about writing letters. This information is then collected and processed in real-time by a computer, which converts that data... view more Credit: Image courtesy of Shenoy lab & Erika Woodrum (artist) Scientists have developed a brain-computer interface (BCI) designed to restore the ability to communicate in people with spinal cord injuries and neurological disorders such as amyotrophic lateral sclerosis (ALS). This system has the potential to work more quickly than previous BCIs, and it does so by tapping into one of the oldest means of communications we have--handwriting.