He believe, we should combine both art and engineering.
These two major often perceived as the opposition of one another because one of them requires more analytical thinknig while the other requires more Creative thinking. But Ferren believes that the combination of both will produce a masterpiece that the world's never seen before.
Answer:
mathematican because he was an engineer
Shading is showing the objects' roundness or shape; shade is the blocking of a light source; and shadow is the variation between black and white with the darkest part at the center and the 'shadow' fades at the edges.
East Sussex England
hope that helps