Media (concept) : To inform my audience on the idea of media and the effects that it has on the whole world. The method of organization I would use is to describe the principles of the media, while relating the audience to the media.
Technology (event): To inform my audience of technology as an event in the past and in the future. The method of organization I would use is describe the events that started technology and the impact that it has made and the possible future events that are based on technology.