SCIENCE: Inexpensive Brain Scans Could Catch Concussions. “Quantum Institute’s first product is a brain-mapping system based on electroencephalography, or EEG. This test, commonly used to monitor neurological disorders like epilepsy, detects electrical activity in the brain through sensors placed on the scalp. Gee’s company uses quantitative EEG, which includes computer-aided analysis of the wave patterns in the scan.”