Yellow areas correspond to processing small objects; blue areas to big objects. TALIA KONKLE AND AUDE OLIVA, MIT.
The brain sees a qualitative difference between “small” objects—ones we usually pick up, such as paperclips or strawberries—and “large” objects—ones we use our bodies to interact with, such as chairs or cars. While researchers have previously identified brain regions that recognize specific objects like faces and letters, this discovery, published yesterday (June 21) in Neuron, is one of the first documented “rules” about how people interpret the world around them.
“This paper stands out in that it found a very large-scale organization that covers just about all the parts of the visual cortex that are responsive to shape of any kind,” said visual neuroscientist Ed Connor, director of the Zanvyl Krieger Mind/Brain Institute at Johns Hopkins University who was not involved in the study. “Instead ...