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 to develop during emerging adulthood, the cognition of emerging adults is an area that receives the majority of attention. Arnett explains, "Emerging adulthood is a critical stage for the emergence of complex forms of thinking required in complex societies." Crucial changes take place in their sense of self and capacity for self-reflection. At this stage, emerging adults often decide on a particular worldview and are able to recognize that other perspectives exist and are valid as well. While cognition generally becomes more complex, education level plays an important role in this development. Not all emerging adults reach the same advanced