Hypothesis 

1. Art in the world.
2. Visual art in the world.
3. Art isn’t just hung up in museums.
4. Art can be in the form of fine art in museums to graffiti on the streets.
5. Graffiti should be considered art.
6. Graffiti murals should be considered art.

1) Unexpected cleaning of graffiti-covered tunnel spurs controversy in Washington Heights

https://gothamist.com/news/unexpected-cleaning-of-graffiti-covered-tunnel-spurs-controversy-in-washington-heights?utm_medium=flipdigest.ad.20230125&utm_source=email&utm_content=article&utm_campaign=campaign

In the article Unexpected cleaning of graffiti-covered tunnel spurs controversy in Washington Heights by Jake Offenhartz talks about the cleaning of a graffiti-covered tunnel. It was controversial since it was considered part of the community’s history. The tunnel was painted by five artists and over time graffiti artists added their own art to it. This shows both the negatives and positives of graffiti art depending on who in the article you are taking words from.

2) Graffiti vs Street Art

http://www.columbia.edu/~sl3731/graffitiART/ 
The article Graffiti vs Street Art by Seres Lu talks about the negative side of graffiti versus the beauty that is street art and true graffiti art. It supports graffiti artists in their journey to become street artists who get paid to do their art that started off being considered graffiti.

3) From graffiti to the street art movement : negotiating art worlds, urban spaces, and visual culture, c. 1970-2008.

https://spectrum.library.concordia.ca/id/eprint/976281/

This thesis talks about the change between graffiti to a new art movement, known as the street art movement by Anna Waclawek. It gives a lot of information about the graffiti movement that changes to the street art movement in one place. It has lots of detail pertaining to both movements.

4) From graffiti to murals and back again: Philadelphia’s spectacular streetscape

From graffiti to murals and back again: Philadelphia’s spectacular streetscape

In this article James Dickinson talks about Philadelphia’s contemporary streetscape is remarkably varied and colorful of street murals and graffiti that compete for attention on city walls.

5) Eliza: Guerilla Art Supports Heritage Value

https://apo.org.au/node/60124

In this paper, Jennifer Harris talks about the good of guerrilla art, a street art movement that first emerged in the UK. Harris talks about the similarities that guerilla art holds with heritage.

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