Torsten Suel is a Professor in the Department of Computer Science and Engineering at the NYU Polytechnic School of Engineering, where he directs a research group working on search engines and web mining technology. He holds a Diplom degree from the Technical University of Braunschweig (Germany), and a Ph.D. from the University of Texas at Austin. He joined the department in 1998 after postdoctoral and visiting positions at the NEC Research Institute, UC Berkeley, and Bell Labs. During 2008, he was a Principal Research Scientist at Yahoo! Research in Santa Clara, CA, while on leave from NYU Poly.