More from KUOW Technology Blindsight Is Never 20/20 KUOW Published December 30, 2013 at 2:32 PM AKST Twitter LinkedIn Email Listen • 15:00 Flickr Photo/Giulia Forsythe Steve Scher talks with Dr. Christof Koch, chief scientific officer of the Allen Institute for Brain Science in Seattle, about a rare brain condition that causes some people to only see in black and white.