Prof. Obradovic is recipient of the 2019 Yahoo Faculty and Research Engagement Program award. This was the world-wide competition where 15 out of >100 proposals were awarded. The title of his project is Modeling Temporal Dynamics of User Behavior for Improved Advertising.
See details here
https://research.yahoo.com/news/congratulations-2019-faculty-and-research-engagement-program-frep-recipients-3