Topic: frontal brain regions

When making decisions in a cluttered world, humans and other animals often have to hold multiple items in memory at once -- for instance, remembering the different items on a shopping list. Interestingly, psychophysical experiments in humans and other animals have shown that sometimes the remembered stimuli become confused; that is, instead of reporting a stimulus that was actually present, the participant will occasionally report a chimeric stimulus, composed of feature values that were present but bound together in combinations that were not (e.g., setting out to buy a green apple and red pe