For 25 years, Cheek by Jowl has been one of Europe’s most innovative and challenging theatre troupes, and has become a mainstay at festivals across the continent. Now, as the company prepares to settle down for a three-year residency at London’s Barbican Centre, its founders are reflecting on what has kept the group’s work fresh over the years. “Togetherness is this company’s calling card, an intense yet informal rapport between actor and actor, actor and audience, and ultimately the symbiotic relationship between Declan Donnellan the director and Nick Ormerod the designer, British theatre’s savviest couple.”