writer vs Lewis Carroll

writer and Lewis Carroll both are nouns.

Word	Noun	Adjective	Verb	Adverb
writer	Yes	No	No	No
Lewis Carroll	Yes	No	No	No

writer (noun)	Lewis Carroll (noun)
writes (books or stories or articles or the like) professionally (for pay)	English author; Charles Dodgson was an Oxford don of mathematics who is remembered for the children's stories he wrote under the pen name Lewis Carroll (1832-1898)
a person who is able to write and has written something