A person concerned with practical results and values

One word substitute is Pragmatist.

Plagiarist: one who plagiarizes; or lifts the words, writings, or ideas of another, and passes them off as his or her own, thus engaging in plagiarism; a literary thief.
Realist: a person who accepts a situation as it is and is prepared to deal with it accordingly.
Pragmatist: a person who is guided more by practical considerations than by ideals.
Fundamentalist: a person who believes in the strict, literal interpretation of scripture in a religion.