Breaking down functional silos is key to everything from encouraging communication to building valuable connections to sparking innovation. But, as we all know, bridging interdepartmental chasms is far easier said than done. Fortunately, some companies are starting to come up with creative solutions. Take, for example, Lunch Roulette, a new concept being used at the U.S. arm of pharmaceuticals manufacturer Boehringer Ingelheim (BIPI).