Marko Princevac, Sam Pournazeri, UC Riverside (image) University of California - Riverside Share Print E-Mail Caption Marko Princevac (left) is seen here in his office with his former graduate student Sam Pournazeri. Credit I. Pittalwala, UC Riverside. Usage Restrictions None 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.