The Development and Psychometric Properties （发展和心理属性）.pdf

LIWC2007 Manual Page 1 The Development and Psychometric Properties of LIWC2007 James W. Pennebaker, Cindy K. Chung, Molly Ireland, Amy Gonzales, and Roger J. Booth The University of Texas at Austin and The University of Auckland, New Zealand This article is published by LIWC.net, Austin, Texas 78703 USA in conjunctin with the LIWC2007 software program. Correspondence should be sent to Pennebaker@. 2 Contents The Development and Psychometric Properties of LIWC2007 3 The LIWC2007 Framework 3 The LIWC2007 Main Text Processing Module 3 The Default LIWC2007 Dictionary 4 LIWC2007 Dictionary Development 7 Internal Reliability and External Validity 8 Base Rates of Word Usage 9 Comparing LIWC2007 with LIWC2001…………………………………………………………13 Helpful References 14 3 The Development and Psychometric Properties of LIWC2007 The ways that individuals talk and write provide windows into their emotional and cognitive worlds. Over the last four decades, researchers have provided evidence to suggest that people’s physical and mental health are correlated with the words they use (Gottschalk Glaser, 1969; Rosenberg Tucker, 1978; Stiles, 1992). More recently, a large number of studies have found that having individuals write or talk about deeply emotional experiences is associated with improvements in mental and physical health (e.g., Fratteroli, 2007; Lepore Smyth, 2002; Pennebaker, 1997). Text analyses based on these studies indicate that those indi