Researchers in Kanizsa Square (IMAGE) Vanderbilt University Caption Vanderbilt neuroscientists Michele Cox and Alexander Maier have discovered the place in the visual cortex responsible for illusory shapes and surfaces. Credit Donna Pritchett/John Russell, Vanderbilt University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.