David Ayman Shamma is a Director of Research and scientist at Yahoo! Labs and Flickr where he heads the Human-Computer Interaction Research group. He is also the co-editor for Arts and Digital Culture for SIGMM. He investigates how people interact, engage, and share media experiences both online and in-the-world. Focusing on creative expression and sharing frameworks, he designs and prototypes systems for multimedia-mediated communication, as well as, develops targeted methods and metrics for understanding how people communicate online in small environments and at web scale. Ayman is the creator and lead investigator on the Yahoo! Zync project. Ayman also investigates how people use soc...