Talk: Studying mood variations in longitudinal twitter timelines: applications to the detection of psychological transitions


Monday, Mar 30th 2015 at 12:00 PM
Woodburn Hall 200
Johan Bollen
Indiana University School of Informatics and Computing



Bio: Johan Bollen is an Associate Professor at the Indiana University School of Informatics and Computing. He was a Staff Scientist at the Los Alamos National Laboratory from 2005-2009, and an Assistant Professor at the Department of Computer Science of Old Dominion University from 2002 to 2005. He obtained his Ph.D. in Experimental Psychology from the University of Brussels in 2001 on the subject of cognitive models of human hypertext navigation. He has taught courses on Data Mining, Information Retrieval and Digital Libraries. His research has been funded by the Andrew W. Mellon Foundation, National Science Foundation, Library of Congress, National Aeronautics and Space Administration and the Los Alamos National Laboratory. His present research interests are usage data mining, complex networks, computational sociometrics, informetrics, and digital libraries. He has extensively published on these subjects as well as matters relating to adaptive information systems. He is presently the Principal Investigator of the MESUR project. See his personal home page here.