Alireza Soltani, Dartmouth College (IMAGE) Dartmouth College Caption Alireza Soltani, an assistant professor of psychological and brain sciences at Dartmouth College, and his colleagues studied bias that is relevant for learning in situations where rewarding outcomes are rare, such as gambling. Credit Dartmouth College Usage Restrictions Credit Dartmouth College 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.