2019 Fellowships (IMAGE) Optica Caption Daniel Broberg, 2019-2020 OSA/MRS Congressional Fellow and Christina C. C. Willis, Arthur H. Guenther Congressional Fellow. Credit OSA Usage Restrictions None 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.