Street Crossing Decision-Making (image) Indiana University Caption IU assistant professor and low-vision optometrist Dr. Shirin E. Hassan, far left, monitors the responses from Bloomington residents and study participants, from left, Cleve Wilhoit, Ron Baldwin and Edrice Baker during street-crossing decision-making experiments along a Bloomington city street. Hassan is currently seeking participants age 65 and older for the study. Credit Indiana University Usage Restrictions None 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.