Facial composite In the U.S. the FBI maintains that hand-drawing is its preferred method for constructing a facial composite. Many other police agencies, however, use software, since suitable artistic talent is often not available. Until quite recently, the facial composite systems used by international police forces were exclusively based on a construction methodology in which individual facial features (eyes, nose, mouth, eyebrows, etc.) are selected one at a time from a large database and then electronically 'overlaid' to make the composite image. Such systems are often referred to as feature-based since they essentially rely on the selection of individual features in isolation.
Emerging adulthood and early adulthood Coined by psychology professor Jeffrey Arnett, emerging adulthood has been known variously as "transition age youth", "delayed adulthood", "extended adolescence", "youthhood", "adultolescence", and "the twixter years". Of the various terms, "emerging adulthood" has become popular among sociologists, psychologists, and government agencies as a way to describe this period of life in between adolescence and young adulthood. Compared to other terms that have been used which give the impression that this stage is just a "last hurrah" of adolescence, "emerging adulthood" recognizes the uniqueness of this period of life. Currently, it is appropriate to define adolescence as the period spanning ages