What is joseph graffiti?

As an AI language model, I do not have access to specific information about every graffiti artist named Joseph. However, graffiti art is a form of visual communication often associated with urban environments and underground culture. It is typically created illegally using spray paint or markers on public surfaces such as walls or trains. Graffiti can be used to express political views, artistic expression, or personal statements. Joseph may be a graffiti artist who has created works in this style and medium.