aes·thete
–noun
1. a person who has or professes to have refined sensitivity toward the beauties of art or nature.
2. a person who affects great love of art, music, poetry, etc., and indifference to practical matters.

Aesthetes:

Sophie - One girl's life in vivid colors.

in·tel·lec·tu·al
–noun
1. a person of superior intellect.
2. a person who places a high value on or pursues things of interest to the intellect or the more complex forms and fields of knowledge, as aesthetic or philosophical matters, especially on an abstract and general level.
3. an extremely rational person; a person who relies on intellect rather than on emotions or feelings.
4. a person professionally engaged in mental labor, as a writer or teacher.

Intellectuals:

Diana - One girl's mind in vivid eloquence.

en·gi·neer –noun
1. a person trained and skilled in the design, construction, and use of engines or machines, or in any of various branches of engineering: a mechanical engineer; a civil engineer.
2. a person who operates or is in charge of an engine.
3. Also called locomotive engineer. Railroads. a person who operates or is in charge of a locomotive.
4. a member of an army, navy, or air force specially trained in engineering work.
5. a skillful manager: a political engineer.

Engineers: