The Prism Goggles Used in Prism Adaptation Therapy (image) Kessler Foundation Share Print E-Mail Caption Prism goggles are used in to deliver prism adaptation therapy (PAT) to stroke survivors with spatial neglect. The KF-PAT was developed by a team of scientists and clinicians at Kessler Foundation. Credit Kessler Foundation Usage Restrictions Credit to Kessler Foundation Share Print E-Mail 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.