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Suahn Jang Cho

profile-suahn.jpgDr. Suahn Jang Cho's research focuses on normative influence in health communication (e.g., behavioral adoption and behavioral intentions) in domestic and international contexts. Her secondary research focus is communication variables, including communication efficacy and avoidance, in events that increase uncertainty in close relationships. Dr. Cho's work has been published in leading journals, including  Communication Research, Communication Monographs, Health Communication, and Communication Quarterly. Dr. Cho's teaching focuses on Interpersonal Communication and Social Influence.

She also serves as the faculty advisor for Lambda Pi Eta, the national undergraduate honor society.


Ph.D., University of Texas, Austin
M.A., Michigan State University
B.A., Michigan State University


Courses Taught:

COMM 1030: Interpersonal Communication
COMM 3130: Communication in Family, Dating, and Marriage
COMM 3395: Special Topics in Communication: Advanced Persuasion and Influence
COMM 6510: Advanced Communication Research Methods
COMM 6495: Graduate Seminar in Special Topics: Interpersonal Communication

Selected Publications:

Cho, S. J., & Tian, Y. (2019). Why Do They Keep Swearing? The Role of Outcome Expectations between Descriptive Norms and Swearing among Korean Youths: A Test of the Theory of Normative Social Behavior.  Western Journal of Communication , 83, 1-18.

Mollen, S., Rimal, R., Ruiter, R., Jang, S. A., & Kok, G. (2013). Intervening or interfering? The influence of pro-social and pro-individual norms on protective behaviors in alcohol consumption contexts. Psychology and Health, 28, 561-578.

Jang, S. A., Rimal, R., & Cho, N. (2013). Exploring parental influences in the theory of normative social behavior: Findings from a Korean high school sample. Communication Research, 40, 52-72.

Jang, S. A. (2012). Self-monitoring as a moderator between descriptive norms and drinking: Findings among Korean and American university students. Health Communication, 27, 546-558

Jang, S. A., & Tian, Y. (2012). The effects of communication efficacy on information-seeking following events that increase uncertainty: A cross-lagged panel analysis. Communication Quarterly, 60, 234-254.


Contact Information sz_logo.jpg

Office: 579 Lucas Hall
Phone: (314) 516-5498
Email: chosj@umsl.edu