Ketra, the supplier of premium digital lighting systems, today announced that it will be illuminating newly reinstalled galleries of medieval art, as well as additional areas at the Art Institute of Chicago, a world-renowned art museum with one of the largest permanent collections in the United States. Chicago-based design firm Lightswitch Architectural was tasked with designing the Art Institute of Chicago’s lighting and presented the museum with the concept of transitioning to LED light using Ketra’s premium LED system.