‘Yesterday, at the opening for Frieze New York, New York–based painter Marcia Hafif could be seen chatting with a steady stream of friends and admirers near her monochromes, currently on view at Fergus McCaffrey’s booth. At 86, Hafif is more excited to talk about her work than many emerging artists, and she couldn’t help but walk me over to her small and squarish earth-toned monochromes from the 1970s…’