Incognito review 'a complex, restless narrative'
Quick-fire delivery and rapid character changes make Nick Payne's cerebral new work both brilliant and bewilderingWe need more playwrights like Nick Payne. He is that rare thing: a writer whose substantial ambitions are matched by an acute understanding of the way people actually behave. His 2012 play Constellations was a runaway success, taking its examination of love and quantum physics from London's Royal Court to…