British-Palestinian artist Rosalind Nashashibi wants to talk about Gaza

There’s a peacefulness surrounding Rosalind Nashashibi’s north London studio, found at the end of a residential road that curves into a wooded path. As the artist takes me up a steep set of stairs and along a deserted corridor on the top floor (no one else seems to be at work today), we might almost be in a castle, or the nearest you can get to one in Finsbury Park, not an area known for its air of enchantment. Inside, canvases hang on three sides of the room, or sit propped up on the…