Prabhakar Raghavan

Head of Yahoo! Labs

Prabhakar Raghavan is the head of Yahoo! Labs. Raghavan's research interests include text and web mining, and algorithm design. He is a consulting professor of Computer Science at Stanford University and editor-in-chief of the Journal of the ACM. He has co-authored two textbooks, on randomized algorithms and on information retrieval. Raghavan received his PhD from Berkeley and is a member of the National Academy of Engineering and a fellow of the ACM and of the IEEE. Prior to joining Yahoo!, he was the chief technology officer at Verity and has held a number of technical and managerial positions at IBM Research.

Andrei Broder

Research Fellow & Vice President, Search & Computational Advertising

Andrei Broder is a Yahoo! Fellow and Vice President for Computational Advertising. He also serves as Chief Scientist for Search and Advertising.


Previously he was an IBM Distinguished Engineer and the CTO of the Institute for Search and Text Analysis in IBM Research.


From 1999 until 2002 he was Vice President for Research and Chief Scientist at the AltaVista Company. He was graduated Summa cum Laude from Technion, the Israeli Institute of Technology, and obtained his M.Sc. and Ph.D. in Computer Science at Stanford University under Don Knuth. His current research interests are centered on computational advertising, context-driven information supply, and randomized algorithms. Together with Vanja Josifovski he has recently taught Introduction to Computational Advertising at Stanford University.


Broder is co-winner of the Best Paper award at WWW6 (for his work on duplicate elimination of web pages) and at WWW9 (for his work on mapping the web). He has authored over hundred papers and was awarded twenty five patents. He is a member of the National Academy of Engineering, a fellow of ACM, and of IEEE, and past chair of the IEEE Technical Committee on Mathematical Foundations of Computing.

Ron Brachman

Chief Scientist and Head of Yahoo! Labs

Ron Brachman is Chief Scientist and Head of Yahoo! Labs. Ron joined Yahoo! in 2005; he was one of the original leaders who helped to define and build Yahoo! Research. He helped lay the foundation for Yahoo! Labs and led the creation of all operational processes for the worldwide organization. He also created the company-wide Academic Relations unit.

Prior to joining Yahoo!, Ron was the Director of the Information Processing Technology Office at DARPA. At DARPA he defined the agency's overall Cognitive Systems agenda, and created the Personalized Assistant that Learns (PAL) program, which led to the technology that now powers Apple's Siri. Before DARPA Ron held various research leadership and management positions at AT&T, both at Bell Laboratories and AT&T Labs.

Ron holds a B.S.E.E. degree from Princeton University (summa cum laude) as well as the S.M. and Ph.D. degrees in Applied Mathematics from Harvard University. He is a Fellow of the Association for Computing Machinery, a Fellow of IEEE, and a Founding Fellow of the Association for the Advancement of Artificial Intelligence (AAAI). He has won IJCAI's Donald E. Walker Distinguished Service Award and AAAI's Distinguished Service Award. He served as President of AAAI from 2003 to 2005. He also edits the Synthesis Artificial Intelligence and Machine Learning series of online publications for Morgan & Claypool.

Ricardo Baeza-Yates

VP of Yahoo! Research Europe and Latin America

Born in Chile, studied in Chile & Canada, previously full professor at Univ. of Chile and ICREA research professor at UPF in Barcelona. Co-author of Modern Information Retrieval (Addison-Wesley, 1999) among other books and publications. Member of the ACM, AMS, IEEE (Senior), SIAM and SCCC, as well as the Chilean Academy of Sciences.

Awards from American Organization States, Institute of Engineers of Chile, and COMPAQ. Main hobby: applied geography.