Wishful perceiving: A value-based bias for perception of close others.

Why do people not perceive their close others accurately, although they have ample information about them? We propose that one reason for such errors may be bias based on personal values. Personal values may serve as schemas defining what people see as positive, and thus affect perceptions of others' behavior, values, and traits. We propose that, in close relationships, people see others as sharing their own values. Six studies (