Paralanguage may be expressed consciously or unconsciously. The flinch can be done consciously or unconsciously. Faces are essential to expressing emotion, consciously or unconsciously. Humans - consciously and unconsciously - constantly make judgments about other people. Because of this, most narrative elements in games are created unconsciously and intuitively. This showed the psychologists that he was learning and remembering things unconsciously. It was done calmly, almost unconsciously. Different from the concept Ideology which operates unconsciously, propaganda is operated intentionally. The Germans were responding instead to a phantom fear they had unconsciously created themselves. Early childhood environments dictate which strategy a person unconsciously pursues. Chartrand and Bargh discovered and named this effect after observing subjects unconsciously mimic confederates. Marketing is often based on themes and symbols that unconsciously influence consumer behavior. Biologists have identified factors that may unconsciously influence the expression of jealousy. "Vasana" also means "impression, inclination of anything remaining unconsciously in the mind". The ideomotor phenomenon is a psychological phenomenon wherein a subject makes motions unconsciously.