Paola Arlotta, Harvard (IMAGE) Harvard University Caption Paola Arlotta sits in a chair in her office. Arlotta is one of the co-authors of a study that turns one of the basics of neurobiology on its head by demonstrating that it is possible to turn one type of already differentiated neuron into another within the brain. Credit BD Colen/Harvard Usage Restrictions Image may only be used in connection with a news story. 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.