“Bright, colorful murals are turning up all over town on the walls of office buildings, warehouses, condos, corner stores, laundromats, and even public schools, sports stadiums and a police station. … Often, the work carries a strong social message on subjects from environmental degradation to poverty and wealth, immigration, education, gender, and racial and ethnic diversity. … Sometimes, the messages shout. Sometimes, they are more like a whisper. Here is a selection.” – The New York Times