Andrei Broder has joined Yahoo! Research as a Yahoo! Research Fellow and Vice President of Emerging Search Technology. Previously he was an IBM Distinguished Engineer and the CTO of the Institute for Search and Text Analysis in IBM Research. From 1999 until early 2002 he was Vice President for Research and Chief Scientist at the AltaVista Company. Before that he has been a senior member of the research staff at Compaq´s Systems Research Center in Palo Alto. 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 main research interests are the design, analysis, and implementation of randomized algorithms and supporting data structures, in particular in the context of web–scale information retrieval and applications. 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 published more than seventy papers and was awarded twenty patents. He serves as chair of the IEEE Technical Committee on Mathematical Foundations of Computing and was recently elected an IEEE Fellow.