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Dirk Lewandowski

  • PHD
  • Professor of Information Research & Information Retrieval
  • Hamburg University of Applied Sciences
  • 14h-indexImpact measure calculated using publication and citation counts. Updated daily.
  • 503CitationsNumber of citations received by Dirk's publications. Updated daily.

Other IDs

Research interests

Web Information RetrievalInformation Seeking BehaviourSearch Engines


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 Lewandowski studied library science at the School of Library Science in Stuttgart, as well as philosophy, information science, and media studies at Heinrich Heine University in Düsseldorf. He received his Ph.D. from that university in 2005. Dirk has published extensively in the areas of Web information retrieval, search engine user behaviour and the role that search engines play in society. His work has been published in some of the leading information science journals, including JASIST, Journal of Information Science and Journal of Documentation. He authored and edited several books on that topic, including "Suchmaschinen verstehen" (Springer, 2015) and “Web Search Engine Research” (Emerald Group Publishing, 2012), and a series of German-language handbooks on search. Dirk is an associate editor of Online Information Review, and serves frequently as a reviewer for various journals.


Co-authors (38)

Recent publications

  • Evaluating popularity data for relevance ranking in library information systems

    • Plassmeier K
    • Borst T
    • Behnert C
    • et al.
    Get full text
  • Ordinary search engine users assessing difficulty, effort, and outcome for simple and complex search tasks

    • Singer G
    • Norbisrath U
    • Lewandowski D
    Get full text


Aslib Journal of Information Management


2013 - Present

Professional experience

Professor of Information Research & Information Retrieval

Hochschule für Angewandte Wissenschaften Hamburg

March 2007 - Present

Part-time lecturer

Heinrich-Heine-Universitat Dusseldorf

October 2002 - February 2007(4 years)

Researcher in bibliometrics

Institute for Research Information and Quality Assurance

May 2006 - December 2006(7 months)

Librarian and information specialist

State of North Rhine Westphalia Ministry of the Economy Energy Construction Housing and Transportation

December 1997 - November 2002(5 years)


Ph.D. in Information Science

Heinrich-Heine-Universitat Dusseldorf

June 2002 - May 2005(3 years)

M.A. in Philosophy, Information Science, Media Studies

Heinrich-Heine-Universitat Dusseldorf

September 1997 - January 2002(4 years)

Diploma in Library Studies

Hochschule der Medien

September 1994 - July 1997(3 years)