Changes to how the National Arts Centre is promoting an upcoming night focusing on its Black audience has sparked debate about the federally funded arts venue's approach to inclusivity. Later in February, which is also Black History Month, the NAC will host the seventh of nine performances of Is God Is, a play by African-American playwright Aleshea Harris centred upon the story of two Black sisters. The Feb. 17 "Black Out" performance borrows its name from a recent movement to create spaces where Black audience members can — as the movement's website states — experience Black culture "free from the...