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What do you see when you close your eyes? Visualization plays a key role in our lives but what if it's said that some people lack this ability. They lack a mind's eye: would that make them mentally blind? Heba is a senior student at Safir International School. She decided to research the phenomena of Aphantasia as she is an aphantasic herself. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at www.ted.com/tedx