A culture is a complex, largely interconnected whole that consists of the knowledge, belief, art, law, morals, customs, skills, and habits learned from parents and others in a society. Culture is the primary adaptive mechanism for humans.
Richard was considered the American new wizard of optical -art, and was not well-known but was important in the further development of op-art. Born in Erie, Pennsylvania in 1930, Richard enjoyed art at an early age, and was encouraged by his father.
Op Art (a term coined in 1964 by Time magazine) is a form of abstract art (specifically non-objective art) which relies on optical illusions in order to fool the eye of the viewer. It is also called optical art or retinal art.