LIWC Psychometrics

Psychometrics Manuals

Historically, one of the most important documents associated with LIWC has been the Psychometrics Manuals (sometimes referred to as "language manuals"). The psychometrics manual provides all of the crucial descriptive and statistical information about each of the measures provided by LIWC, such as statistical norms, example words in each category, and so on.

On this page, you can find all available LIWC Psychometrics Manuals, going back over 20 years.

LIWC-22

LIWC-22 Psychometrics Manual

Boyd, R. L., Ashokkumar, A., Seraj, S., & Pennebaker, J. W. (2022). The development and psychometric properties of LIWC-22. The University of Texas at Austin. https://www.liwc.app

LIWC-22 Descriptive Statistics and Norms

Boyd, R. L., Ashokkumar, A., Seraj, S., & Pennebaker, J. W. (2022). LIWC-22: Descriptive Statistics and Norms. https://www.liwc.app

LIWC2015

LIWC2015 Psychometrics Manual

Pennebaker, J. W., Boyd, R. L., Jordan, K., & Blackburn, K. (2015). The development and psychometric properties of LIWC2015 (pp. 1–26). The University of Texas at Austin. https://dx.doi.org/10.15781/T29G6Z

LIWC2015 Operator's Manual

Pennebaker, J. W., Booth, R. J., Boyd, R. L., & Francis, M. E. (2015). Linguistic Inquiry and Word Count: LIWC2015. Pennebaker Conglomerates. www.liwc.net

LIWC2015 Descriptive Statistics and Norms

Pennebaker, J. W., Boyd, R. L., Jordan, K., & Blackburn, K. (2015). LIWC2015 Descriptive Statistics and Norms. https://www.liwc.app

LIWC2007

LIWC2007 Psychometrics Manual

Pennebaker, J. W., Chung, C. K., Ireland, M., Gonzales, A., & Booth, R. (2007). The development and psychometric properties of LIWC2007 (pp. 1–22). Pennebaker Conglomerates. LIWC.net

LIWC2007 Operator's Manual

Pennebaker, J. W., Booth, R. J., & Francis, M. E. (2007). LIWC2007: Linguistic Inquiry and Word Count. Pennebaker Conglomerates, Inc. www.liwc.net

LIWC2001

LIWC2001 Operator's & Psychometrics Manual

Pennebaker, J. W., Francis, M. E., & Booth, R. J. (2001). Linguistic Inquiry and Word Count (LIWC): LIWC2001 (pp. 1–21). Lawrence Erlbaum.

LIWC1999

LIWC1999 Operator's & Psychometrics Manual

Pennebaker, J. W., & Francis, M. E. (1999). Linguistic Inquiry and Word Count (LIWC). Erlbaum Publishers.