Geometric abstraction is a form of artwork that uses geometric forms or shapes. some twentieth-century american artists are known for their use of geometric abstraction. this list includes artists such as al held, bridget riley, frank stella, ilya bolotowsky, and josef albers. locate some pieces by these artists, or others who work in the same style, and describe what you see. how does the artist use geometry to elicit a feeling or emotion in the viewer? what might be the artist’s purpose in creating the work? in your mind, how does geometry contribute to the success or failure of the piece? do you appreciate this kind of “geometrical” artwork? why or why not?