People > Jeff Hancock

Dr. Jeffrey T. Hancock is interested in social interactions mediated by information and communication technology, with an emphasis on how people produce and understand language in these contexts. His research has focused on two types of language, verbal irony and deception, and on a number of cognitive and social psychological factors affected by online communication. He can be reached at jth34@cornell.edu.

Jeff Hancock

Media


Jeff Hancock discusses online deception with Kim Carrigan on Fox Boston

Close-up on Jeff Hancock

Jeff Hancock With NSF

Jeff Hancock discusses deception in online reviews on NPR's The Madeline Brand Show.

Jeff Hancock's Tedx Winnipeg Talk

Publications


In Press

Hancock, J.T., & Gonzales, A. (in press). To Lie or Not To Lie Online: The Pragmatics of Deception in Computer-Mediated Communication. In S. Herring, D. Stein and T. Virtanen (Eds.) Handbook of Pragmatics of Computer-Mediated Communication. Berlin, Germany: Mouton de Gruyter.

2012

Birnholtz, J., Dixon, G., Hancock, J. (2012). Distance, ambiguity and appropriation: Structures affording impression management in a collocated organization. Computers in Human Behavior, 28, 1028-1035

Jiang, L. C., Bazarova, N. N., & Hancock, J. T. (2012). From perception to behavior: Disclosure reciprocity and the intensification of intimacy in computer-mediated communication. Communication Research.

Retelny, D., Birnoltz, J., & Hancock, J. (2012). Tweeting for class: Using social media to enable student co-construction of lectures. Presented as an Interactive Poster at CSCW 2012, 203-206.

Bazarova, N.N., & Hancock, J.T. (2012). Attributions after a group failure: Do they matter? Effects of attributions on group communication and performance. Communication Research, 39, 499-522.

Birnholtz, J., Hancock, J., Smith, M., & Reynolds, L. (2012). Understanding unavailability in a world of constant connection. Interactions 19(5) 32-35.

Toma, C. L. & Hancock, J. T. (2012). What lies beneath: The linguistic traces of deception in online dating profiles. Journal of Communication, 62, 78-97.

2011

Jiang, C. L., Bazarova, N. N., & Hancock, J. T. (2011). The disclosure-intimacy link in computer-mediated communication: An attributional extension of the hyperpersonal model. Human Communication Research.

Ott, M., Choi, Y., Cardie, C., & Hancock, J. T. (2011). Finding deceptive opinion spam by any stretch of the imagination. Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics, 309-319

Reynolds, L., Gillette, S., Marder, J., Miles, Z., Vodenski, P., Weintraub, A., Birnholtz, J., & Hancock, J. (2011). Contact stratification and deception: blackberry messenger versus SMS use among students. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2011)

2010

Woodworth, M., Hancock, J.T., Agar, A., Cormier, N, & Carpenter, T. (2010). Suspicion in Synchronous Computer-Mediated Communication: Preliminary Results. Proceedings, Hawaii International Conference on System Sciences.

Gonzales, A.G., Hancock, J.T., & Pennebaker, J. (2010). Language Style Matching as a Predictor of Social Dynamics in Small Groups. Communication Research, 37, 3-19.

Hancock, J.T., Beaver, D.I., Chung, C.K., Frazee, J., Pennebaker, J.W., Graesser, A., & Cai, Z., (2010). Social Language Processing: A Framework for Analyzing the Communication of Terrorists and Authoritarian Regimes. Behavioral Sciences of Terrorism and Political Aggression 2, 108-132.

Hancock, J. T., Woodworth, M., & Goorha, S. (2010). See no evil: The effect of communication medium and motivation on deception detection. Group Decision and Negotiation. 19, 327-336.

Warkentin, D., Woodworth, M, Hancock, J.T., & Cormier, N. (2010). Warrants and Deception in Computer Mediated Communication. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2010), 9-12. [Acceptance rate: 20%]

Birnholtz, J., Guillory, J., Hancock, J.T., & Bazarova, N.N. (2010). “On my way”: Deceptive Texting and Interpersonal Awareness Narratives. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2010), 1-4. [Acceptance rate: 20%]

Toma, C.L. & Hancock, J.T. (2010). Reading between the Lines: Linguistic Cues to Deception in Online Dating Profiles. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2010), 5-8. [Acceptance rate: 20%]

Leshed, G., Cosley, D., Hancock, J.T., & Gay, G. (2010). Visualizing Language Use in Team Conversations: Designing Through Theory, Experiments, and Iterations. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2010).

Toma, C.L. & Hancock, J.T. (2010). Looks and Lies: The Role of Physical Attractiveness in Online Dating Self-Presentation and Deception. Communication Research

Bazarova, N. N., & Hancock, J. T. (2010). From dispositional attributions to behavior motives: The folk-conceptual theory and implications for communication. In C. Salmon (Ed.), Communication Yearbook 34 , 63-91. Mahwah, NJ: Lawrence Erlbaum Associates.

2009

Toma, C. & Hancock, J.T. (2009). Lying for Love in the Digital Age: Deception in Online Dating. In M. McGlone & M. Knapp (eds.) Interplay of Truth and Deception (pp. 149-164). New York, NY: Taylor & Francis.

Hancock, J.T. (2009). Digital Deception: The Practice of Lying in the Digital Age. To appear in B. Harrington (ed.) Deception: Methods, Contexts and Consequences (Santa Fe Institute) (pp.109-120). Palo Alto, CA: Stanford Press.

Peña, J., & Hancock, J. T., & Merola, N. A. (2009). The priming effects of avatars in virtual settings. Communication Research, 36, 838-856.

Hancock, J.T. & Toma, C. (2009). Putting Your Best Face Forward: The Accuracy of Online Dating Photographs. Journal of Communication, 59, 367-386.

Wang, Z., Walther, J. B., & Hancock, J. T. (2009). Social identification and interpersonal communication in computer-mediated communication: What you do versus who you are in virtual groups. Human Communication Research, 35, 59-85

Shami, N.S., Ehrlich, K., Gay, G., & Hancock, J.T. (2009). Making Sense of Strangers' Expertise from Signals in Digital Artifacts. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2009). (Acceptance Rate: 24.5%)

Leshed, G., Perez, D., Hancock, J.T., Lee, S., Cosley, D., Birnholtz, J., McLeod, P., & Gay, G. (2009). Visualizing Real-Time Language-Based Feedback on Teamwork Behavior in Computer-Mediated Groups. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2009). (Acceptance Rate: 24.5%)

Hancock, J.T., Birnholtz, J., Bazarova, N., Guillory, J., Amos, B., & Perlin, J. (2009). Butler Lies: Awareness, Deception and Design. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2009). (Acceptance Rate: 24.5%)

2008

Toma, C., Hancock, J.T., & Ellison, N. (2008). Separating Fact from Fiction: An Examination of Deceptive Self-Presentation in Online Dating Profiles. Personality and Social Psychology Bulletin, 34, 1023-1036.

Gonzales, A. & Hancock, J.T. (2008). Identity Shift in Computer-Mediated Environments. Media Psychology, 11, 167-185.

Boucher, E., Hancock, J.T., & Dunham, P.J. (2008). Interpersonal Sensitivity in Computer-Mediated and Face-to-Face Conversations. Media Psychology, 11, 235-258.

Hancock, J.T., Curry, L., Goorha, S., & Woodworth, M.T. (2008). On lying and being lied to: A linguistic analysis of deception. Discourse Processes, 45, 1-23.

Hancock, J.T., Gee, K., Ciaciaco, K. & Mae, J. (2008). I'm sad you're sad: Emotional contagion in CMC. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2008). (Acceptance Rate: 16%; Best Note Nomination)

Hancock, J.T., Toma, C., & Fenner, K. (2008). I know something you don't: Use of asymmetric personal information for interpersonal advantage. Proceedings of the ACM conference on Computer-Supported Cooperative Work (CSCW 2008). (Acceptance Rate: 16%; Best Note Nomination)

Joinson, A.N., Briggs, P., Hancock, J. (2008). Secrets and lies in computer-mediated interaction: Theory, methods, and design. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2008), 3993-3996.

Shami, N.S., Hancock, J.T., Peter, C., Muller, M., Mandryk, R. (2008). Measuring affect in HCI: Going beyond the individual. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2008), 3901-3904

2007

Pena, J., Walther, J.B., & Hancock, J.T. (2007). Effects of Geographic Distribution on Dominance Perceptions in Computer-Mediated Groups. Communication Research, 34, 313-331.

Leshed, G., Hancock, J.T., Cosley, D., McLeod, & Gay, G. (2007). Feedback for guiding reflection on teamwork practices. Proceedings of the ACM Conference GROUP 2007. (Acceptance Rate: 28%)

Hancock, J.T., Toma, C., & Ellison, N. (2007). The truth about lying in online dating profiles. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2007). (Acceptance Rate: 24%) Best Note Nominee.

Hancock, J.T., Landrigan, C., & Silver, C. (2007). Expressing emotion in text. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2007), 929 - 932. (Acceptance Rate: 24%)

Hancock, J.T., Purdy, K., & Dunham, P.J. (2007). Children's comprehension of critical and complimentary forms of verbal irony. In R. W. Gibbs and H. L. Colston (Eds.) Irony in language and thought: A cognitive science reader (pp. 425-446). Hillsdale, NJ: Lawrence Erlbaum.

Hancock, J.T. (2007). Disclosure and Deception in Tomorrow's Survey Interview: The Role of Information Technology. In M. Schober & F. Turner (eds.) Envisioning the Survey Interview of the Future (pp. 179-194). Hoboken, NJ: John Wiley & Sons.

Hancock, J.T. (2007). Digital deception: When, where and how people lie online. In K. McKenna, T. Postmes, U. Reips & A.N. Joinson (eds.) Oxford Handbook of Internet Psychology (pp. 287-301). Oxford: Oxford University Press.

2006

Abbass, A.A., Hancock, J.T., Henderson, J., Kisely, S. (2006). Short-term Psychodynamic Psychotherapies for Common Mental Disorders. Cochrane Database of Systematic Reviews, 4, 1-47.

Nastri, J. &, Pena, J., & Hancock, J.T. (2006). The Construction of Away Messages: A Speech Act Analysis. Journal of Computer-Mediated Communication, 11, 1025-1045.

Pena, J., & Hancock, J.T. (2006). An analysis of instrumental and socio-emotional content in online multi-player videogames. Communication Research , 33, 92-109.

Mathews, J., Hancock, J.T., & Dunham, P.J. (2006). The role of politeness and humor in the asymmetry of affect in verbal irony. Discourse Processes, 41, 3-24.

Boehner, K., & Hancock, J.T. (2006). Advancing ambiguity. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2006), 103-107. (Acceptance rate: 23%)

Shapiro, M.A., Pena-Hebron, J, & Hancock, J.T. (2006). Realism, imagination and videogames. In P. Vorderer and Jennings Bryant (Eds.) Playing Computer Games: Motives, Responses, and Consequences (pp. 275-290). New York: Lawernce Earlbaum Associates.

2005

Walther, J.B., Gay, G, & Hancock, J.T. (2005). How do communication and technology researchers study the Internet? Journal of Communication, 55, 632-657.

Hancock, J.T., Curry, L., Goorha, S., & Woodworth, M. (2005). An automated linguistic analysis of deceptive and truthful synchronous computer-mediated communication. Proceedings, 38th Hawaii International Conference on System Sciences. (Best Paper Nominee) (Acceptance rate: 37%)

Woodworth, M., Hancock, J.T., & Goorha, S. (2005). The motivational enhancement effect: Implications for our chosen modes of communication in the 21st century. Proceedings, Hawaii International Conference on System Sciences. (Acceptance rate: 37%)

2004

Hancock, J.T. (2004). Verbal irony use in computer-mediated and face-to-face conversations. Journal of Language and Social Psychology, 23, 447-463.

Hancock, J.T. (2004). LOL: Humor online. ACM Interactions, 11, 57-58.

Person, N., Hancock, J.T., Burke, D.R., & Graesser, A.C. (2004). A Linguistic Model that Infers User States and Traits. Proceedings, Intelligent Tutor Systems, Maceio, Brazil. (Acceptance rate: 35%)

Stefanone, M., Hancock, J.T., & Gay, G., & Ingraffea, A. (2004). Emergent networks, locus of control and the pursuit of social capital. Proceedings of the ACM Computer-Supported Cooperative Work (CSCW 2004), 592-595. (Acceptance rate 26%)

Hancock, J.T., Curry, L., Goorha, S., & Woodworth, M.T. (2004). Lies in Conversation: An Examination of Deception Using Automated Linguistic Analysis. Proceedings, Annual Conference of the Cognitive Science Society, 26, 534-540. Mahwah, NJ: LEA. (Acceptance rate 31%)

Hancock, J.T., Thom-Santelli, J., & Ritchie, T. (2004). Deception and design: The impact of communication technologies on lying behavior. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 2004), 6, 130-136. New York, ACM. (Acceptance rate 16%)

Abbass A. A., Hancock, J. T., Henderson, J., Kisely, S. (2004). Short-term psychodynamic psychotherapies for anxiety, depression and somatoform disorders. The Cochrane Database of Systematic Reviews (Protocol) Issue Art. No.: CD004687

2001

Hancock, J.T., & Dunham, P.J. (2001a). Impression Formation in Computer-Mediated Communication Revisited: An Analysis of the Breadth and Intensity of Impressions. Communication Research, 28, 325-347.

Hancock, J.T., & Dunham, P.J. (2001b). Language use in computer-mediated communication: The role of coordination devices. Discourse Processes, 31, 91-110.

2000

Hancock, J.T., Purdy, K., & Dunham, P.J. (2000). Children's comprehension of critical and complimentary forms of verbal irony. Journal of Cognition and Development, 1, 227-248.

1999

Hancock, J.T. (1999). The importance of coordination devices in text-based, task-oriented conversations. Proceedings of the ACM Conference on Human Factors in Computing Systems (CHI 1999), 316-317. New York, ACM.