General Motors Vice President Global Design Michael Simcoe accepts two 2016 North American Concept Vehicle Awards for the Buick Avista concept Sunday, July 31, 2016 at the Concours d’Elegance of America in Plymouth, Michigan. The IMAC awards are for the 2016 Most Significant Concept Vehicle of the Year and for the 2016 Concept Car of the Year. (Photo by Steve Fecht for Buick) © General Motors.