Purdue and BraunAbility (IMAGE) Purdue University Caption Brad Duerstock and Phill Bell (right) have been collaborating for eight years on how to improve the design of vehicles for people with disabilities Credit Purdue University photo/John Underwood Usage Restrictions No restrictions. License Public Domain 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.