The discussion considers the population, psychological and social needs, security, spatial utility and perception, and size and location. It emphasizes the importance of creating environments that can help rehabilitate juveniles, noting research indicating that environments affect people psychologically as well as physiologically. Therefore, buildings are integral to human behavior and are not simply containers of activity. Designers must consider all the activities that will take place, how to provide space for each activity, the separation of conflicting activities by time or place, the need for each youth to have an individual space, the need for stimulating variations in color and other features. The design must also allow for self- expression and involvement, for individual and group activities, for formal and informal interaction between peers and responsible adults, and for an unforced and unhindered atmosphere of learning. Specific recommendations, discussions of standards, and reference notes