Felix NaumannFelix Naumann studied mathematics, economy, and computer sciences at the University of Technology in Berlin. After receiving his diploma in 1997 he joined the graduate school Distributed Information Systems at Humboldt University of Berlin. He compleed his Ph.D. thesis on Quality-driven Query Answering in 2000. In 2001 and 2002 he worked at the IBM Almaden Research Center on topics around data integration. From 2003-2006 he was an assistant professor of information integration at the Humboldt University of Berlin. Since 2006 he has held the chair for information systems at the Hasso Plattner Institute at the University of Potsdam in Germany. He is Editor-in-Chief of the Information Systems journal. His research interests are in the areas of information integration, data quality, data cleansing, text extraction, and--of course--data profiling. He has given numerous invited talks and tutorials on the topic of the book. Read More Read Less