Journal entries are usually made in a formatted way in commercial and scientific publications. In private journals, they tend to be more like diary entries, irregular, and often containing gaps as a result. In journals adapted for literary purposes, they're edited, structured, and in most cases turned into narratives. In some instances, an expedition has a built in journalist, keeping a record of the events of the expedition. Journal keeping is now even recommended as a form of therapy, to integrate and connect events in one's life.