In the latest essay for his Race Stories column in The New York Times, Maurice Berger, research professor at the Center for Art, Design and Visual Culture, examines a new exhibition at the Bronx Museum of Art, “Three Photographers From the Bronx: Jules Aarons, Morton Broffman and Joe Conzo,” which opens Thursday, February 26. “Over the past 40 years,” writes Berger, “our collective view of the Bronx has all too often embraced the media-driven myth of its inexorable decline. For many, the blight, addiction and poverty that plagued parts of the South Bronx in the 1970s have come to symbolize the …