American Sign Language Interview (IMAGE) University of Pennsylvania Caption This is a sample of the program Jami Fisher and Meredith Tamminga, linguists at the University of Pennsylvania, are using to annotate the interviews they conduct to learn about the Philadelphia dialect of American Sign Language. Credit University of Pennsylvania Usage Restrictions Please include credit information. 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.