ITEM 1. Defining opinion piece.
1.1. The function to interpret and comment on journalism.
1.2. Historical evolution: from the ideological journalism to the interpretive journalism.
ITEM 2 . Inform and review . The role of information in the comment.
2.1. References journalistic and non-journalistic .
2.2. Sense of hanger today.
2.3. Arguing : consistency in the process of drawing a conclusion from certain facts.
ITEM 3. Categories of opinion . Definition . Construction . Style . Degree .
3.1 . Editorial
3.2 . Commentary / Column . Argumentative styles . Literary devices .
3.3 . Review
3.4. Deep article.
ITEM 4. Opinion, power and influence.
4.1 . Public opinion , public belief and opinion leadership .
4.2 . Opinion and influence in different media: press, radio, television and internet.
4.3 . Public participation in the review.
4.4 . The role of 2.0 journalism, popular journalism and socialized journalism.
4.5. Debates and discussions . The show factor .
ITEM 5 Spanish commentators in Spanish journalism.
5.1 . Styles, techniques and resources.
5.2 . Great writers in the 19th and 20th Centuries.
5.3 . Current commentators in the press and media.