Rob Hamm is a psychologist specializing in judgment and decision making. In his work in the Clinical Decision Making Program in the Department of Family and Preventive Medicine at the OUHSC Medical School in Oklahoma City, he studies both how medical decisions ought to be made and how they actually are made by physicians and by patients.

Hamm, R.M. (2008). Cue by hypothesis interactions in descriptive modeling of unconscious use of multiple intuitive judgment strategies. In H. Plessner, C. Betsch, & T. Betsch (Eds.). Intuition in Judgment and Decision Making. Mahwah, NJ: Lawrence Erlbaum, pp. 55 to 70.

Hamm, R.M., Bard, D.E., Hsieh, E., and Stein, H.F. (2007). Contingent or universal approaches to patient deficiencies in health numeracy. Medical Decision Making, 27, 635-637.

Hamm, R.M. (2004) Theory about heuristic strategies based on verbal protocol analysis: The Emperor needs a shave. Medical Decision Making, 24, 270-277.

Scheid, D.C., Coleman, M.T., and Hamm, R.M. (2003). Do perceptions of risk and quality of life affect use of hormone replacement therapy by postmenopausal women? Journal of the American Board of Family Practice, 16, 270-277.

Juniper, K.C., Oman, R.F., Hamm, R.M., and Kerby, D.S. (2004). The relationship between constructs in the health beliefs model and the transtheoretical model among African American college women for physical activity. American Journal of Health Promotion, 18, 354-357.

Hamm, R.M. (2003). Medical decision scripts: Combining cognitive scripts and judgment strategies to account fully for medical decision making. In David Hardman and Laura Macchi, (Editors), Thinking: Psychological Perspectives on Reasoning, Judgment, and Decision Making. New York: John Wiley and Sons, pp. 315-345.

McFall, S.L., and Hamm, R.M. (2003). Interpretation of prostate cancer screening events and outcomes: A focus group study. Patient Education and Counseling, 49, 207-218.

Scheid, D.C., Hamm, R.M., and Crawford, S.A. (2002). Measuring academic production. Family Medicine, 34, 34-44.

Hamm, R.M., Scheid, D.C., Smith, W.R., and Tape, T.G. (2000). Opportunities for applying psychological theory to improve medical decision making: Two case histories. In G.B. Chapman and F. Sonnenberg (Eds.), Decision Making in Health Care: Theory, Psychology, and Applications (pp 386-421). New York: Cambridge University Press.

Scheid, D.C., Hamm, R.M., and Crawford, S.A. (2000). Measuring academic production -- caveat inventor. Academic Medicine, 75, 993-995.

Scheid, D.C., Hamm, R.M., and Stevens, K.W. (2000). Cost effectiveness of human immunodeficiency virus postexposure prophylaxis for healthcare workers. Pharmacoeconomics, 18, 355-368.

Mold, J.W., Hamm, R.M., and Jafri, B. (2000). The effect of labeling on perceived ability to recover from acute illnesses and injuries. Journal of Family Practice, 49, 437-440.

Smith, S.L., and Hamm, R.M. (1998). Patient certification through mutual problem lists. Military Medicine, 163, 786-788.

Hamm, R.M. (1998). Characterizing individual strategies illuminates nonoptimal behavior. PSYCOLOQUY 9(49) psycoloquy.98.9.49.social-bias.2.hamm

Hamm, R.M., Loemker, V., Reilly, K., Johnson, G., Dubois, P., Staveley-O'Carroll, K., Brand, J., Owens, T., and Smith, K. (1998). A clinical decision analysis of cryotherapy compared with expectant management for cervical dysplasia. Journal of Family Practice, 47, 193-201

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