1. Text Analysis of Function Words: Tracking social and psychological processes James W. Pennebaker The University of Texas at Austin www.psy.utexas.edu/Pennebaker In collaboration with: Jenna BaddeleyDavid BeaverRoger Booth Cindy ChungArt GraesserJeff Hancock Molly IrelandEwa Kaciewicz Matthias Mehl YiTai SeihYla Tausczik Funding provided by: National Science Foundation, Army Research Institute, DOD (CIFA), DHS (START), DIA

2. Disclaimer The views and conclusions contained in this document are those of the author and should not be interpreted as necessarily representing the official policies, either expressed or implied, of the Department of Defense.

3. Disclaimer The views and conclusions contained in this document are those of the author and should not be interpreted as necessarily representing the official policies, either expressed or implied, of the Department of Defense.

4. Disclaimer The views and conclusions contained in this document are those of the author and should not be interpreted as necessarily representing the official policies, either expressed or implied, of the Department of Defense.

5. Language Areas

6. Function Words in English: % of total words TalkingBlogsScienceMean SD Personal pronouns13.110.60.812.81 Impersonal pronouns7.395.412.361.55 Articles4.315.957.571.88 Prepositions9.3512.313.01.44 Conjunctions5.606.344.281.57 Auxiliary verbs12.49.003.922.20 Negations2.921.780.401.02 Quantifiers2.232.791.930.77 Common adverbs6.225.461.351.52 Total function words57.955.534.85.11

7. Function words and psychological processes Demographics: Gender, age, social class Psychological Dimensions – Emotional state, suicidality – Cognitive complexity Social Dimensions – Honesty – Status – Aggressive intent Language Style Matching

8. LiveJournal.com study: Positive and negative emotion words

9. Function words and psychological processes Demographics: Gender, age, social class Psychological Dimensions – Emotional state, suicidality – Cognitive complexity Social Dimensions – Honesty – Status – Aggressive intent Language Style Matching

10. Predicting Aggressive Intent

11. Function words and psychological processes Demographics: Gender, age, social class Psychological Dimensions – Emotional state, suicidality – Cognitive complexity Social Dimensions – Honesty – Status – Aggressive intent Language Style Matching

12. Language Style Matching (LSM) Small groups – Group cohesiveness and productivity – Intimate relationships – Roles in working groups Natural entrainment – Responding to questions – Speed dating – Long-term relationships

13. Additional information www.psy.utexas.edu/Pennebaker www.SecretLifeOfPronouns.com www.LIWC.net www. utpsyc.org www.analyzewords.com Pennebaker@mail.utexas.edu