Animal Models for Communications
■
13
five personality factors that are commonly described (openness, conscientiousness,
extroversion, agreeableness, and neuroticism), and animal researchers have iden-
tified several of these factors in nonhuman primates, nonprimate mammals, and
a few other animal species.
52
Gosling
53
argues that individual differences may be
evolutionarily valuable because rare characteristics are often more advantageous than
characteristics that are widespread in a population. This frequency-dependent selec-
tion is relevant to modeling autonomous agents, because it is likely that agents with
a relatively rare behavior will be more successful at times than their counterparts
with more typical behavior.
One species in which individual differences ...