Two artists have withdrawn their work from a critically acclaimed Barbican exhibition because of the institution’s decision to pull out of hosting a speech about the Israel-Gaza conflict, which its chief executive acknowledged had caused “significant concern about artistic freedom”. The French-Moroccan artist Yto Barrada and the Filipino artist Cian Dayrit requested the Barbican take down two works each from Unravel: The Power and Politics of Textiles in Art, leaving large gaps in a major show. Barrada criticised the Barbican’s decision to back out of hosting the London Review of Books’ winter lecture series, including a talk by the writer...