McCartney Times

In Conflict Graffiti, literary and cultural scholar John Lennon conducts a deep study of the use of graffiti as a means of communication in areas of urban upheaval. Growing up in New York City, Lennon developed a lifelong curiosity about graffiti that began with noticing tags on trains that he saw as a child. That curiosity carried him to diverse locations of conflict—Tahrir Square in Egypt, the Separation Wall that divides Israeli and Palestinian communities, New Orleans in the aftermath of Hurricane Katrina, and Detroit, struggling to redefine itself after filing for bankruptcy in 2013. In each of these places, graffiti gave voice to otherwise silenced people. In some instances, especially in New Orleans and Detroit, graffiti was also used as a means of commodifying the creativity of those underrepresented groups.

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Source: Conflict Graffiti: Artists Using Public Spaces for Public Discourse