He received his Ph.D. from Berkeley. Prior to joining UCLA, he worked at Microsoft as a Principal Scientist in the Cloud and Information Services Lab, and as a Research Scientist at Yahoo! Research. His research focus is in large-scale data analytics, distributed systems, and declarative language design and implementation. His current work involves building a system software stack for Big Data Analytics on cloud computing platforms. Stelian Coros, Assistant Professor, Carnegie Mellon University