Exit of Devyani Saltzman, described as Barbican’s ‘driving force’, announced a few weeks after arrival of new CEO Exit of Devyani Saltzman, described as Barbican’s ‘driving force’, announced a few weeks after arrival of new CEO Salman Rushdie, John Akomfrah and Pankaj Mishra are among more than 170 cultural figures who have signed an open letter to the Barbican expressing concern over the departure of its arts director, Devyani Saltzman. Saltzman, who became director of arts and participation