As a rule, we use the definiteRelating to a specific or determined person, thing, idea or time. E.g.: I know the guy you are talking about. ("the guy you are talking about") articleAny of the words "a", "an" and "the", used to limit or give definiteness to a noun. "A" and "an" are indefinite articles, while "the" is a definite article. E.g.: A man was standing on the platform. ("a", "the") with titles only if it is part of the title itself.

Do you ever read The Times?
The End of the Road was written by John Barth.

Compare:

I used to be a subscriber to Newsweek.

The definite article with titles and positions
The definite article (THE) The definite article with unique objects