Dirk Lewandowski is a professor of information research and information retrieval at the Hamburg University of Applied Sciences, Germany. He is the editor of Aslib Journal of Information Management (formerly: Aslib Proceedings), a ISI-ranked information science journal. Dirk holds a diploma in library science and M.A. in philosophy, information science, and media studies. He received his Ph.D. from Heinrich Heine University Düsseldorf. Dirk has published extensively in the areas of Web information retrieval, search engine user behaviour and the role that search engines play in society.