The think tank, source of ideas, generating ideas, as new dimension of argumentative journalism and innovative alternative for journalists of opinion. This initiative, which can be configured as emerging media for journalistic assumption of responsibility hermeneutics, has been proposed for the course of Journalism Opinion, in the first half of 2016. Examples of centers of local, national and international thinking, who have achieved credibility and reliability as sources of consultation and guidance on contemporary issues today. Students, divided into teams, relevant projects submitted as a final test of the subject.