Vahab Mirrokni is a principal scientist, heading the algorithms research groups at Google Research, New York. The group consist of three main sub-teams: market algorithms, large-scale graph mining, and large-scale optimization. He received his PhD from MIT in 2005 and his B.Sc. from Sharif University of Technology in 2001. He joined Google Research in 2008, after spending a couple of years at Microsoft Research, MIT and Amazon.com. He is the co-winner of paper awards at KDD'15, ACM EC'08, and SODA'05. His research areas include algorithms, distributed and stochastic optimization, and computational economics. At Google, he is mainly working on algorithmic and economic problems related to search and online advertising. Recently he is working on online ad allocation problems, distributed algorithms for large-scale graph mining , and mechanism design for advertising exchanges. His full publication list by year can be found here . He also has a personal homepage.