Leo Villareal, 41, is a New York-based artist who works with light. He debuts new work in Washington this month: Leo Villareal: New Work opens on Friday at Conner Contemporary Art and his installation in the concourse walkway between the East and West Buildings of the National Gallery of Art is already underway and expected to be complete by late fall. The NGA installation will be on view for a year, and consists of approximately 42,000 computer-programmed LED nodes that run through the hallway. more ›