Sometimes people have specific prejudices, classes of things or people they do not like , or have preconceived ideas about. This bias might be deliberately built into systems, for example, denying entry to a country based on religion. However, bias may also arise unintentionally in AI systems, for example through unconscious bias in training data, or differing base rates.
Used in Chap. 20: pages 314, 317; Chap. 23: page 364
Used in glossary entries: base rate, unconscious bias