The following citations indicate suggested studies to use as examples of using theory in research.

Examine the literature reviews within the following student proposals:

1. Qualitative example:
   Morales, A. (2006).
   Language brokering in Mexican immigrant families living in the Midwest: A multiple case study. [Dissertation Proposal].
   University of Nebraska–Lincoln.
   Planned theory development on pp. 9–10.
2. Quantitative example:
   Hayes, M. (2007).
   Design and analysis of the Student Strengths Index (SSI) for nontraditional graduate students. [Thesis Proposal].
   University of Nebraska–Lincoln.
   Variables defined on p. 24.
3. Mixed methods example:
   Ivankova, N. (2002).
   Students' persistence in the University of Nebraska-Lincoln distributed doctoral program in educational administration: A mixed methods study. [Dissertation Proposal].
   University of Nebraska–Lincoln.
   Theory discussion on pp. 15–19.

Examine the use of theory within the following research articles:

1. Qualitative example with a theoretical lens:
   Haldenby, A. M., Berman, H., & Forchuk, C. (2007).
   Homelessness and health in adolescents.
   Qualitative Health Research, 17(9), 1232–1244.
   Discussion of theory on p. 1235.
2. Qualitative example that generates a theory:
   Harley, A. E., Buckworth, J., Katz, M. L., Willis, S. K., Odoms-Young, & Heaney, C. A. (2007).
   Developing long-term physical activity participation: A grounded theory study with African American women.
   Health Education & Behavior.
   Generated theory on pp. 5–14.
3. Quantitative example:
   Frankenberger, K. D. (2004).
   Adolescent egocentrism, risk perceptions, and sensation seeking among smoking and nonsmoking youth.
   Journal of Adolescent Research, 19(5), 576–590.
   Literature review and theory on pp. 577–580.
4. Mixed methods example:
   Parmelee, J. H., Perkins, S. C., & Sayre, J. J. (2007).
   "What about people our age?" Applying qualitative and quantitative methods to uncover how political ads alienate college students.
   Journal of Mixed Methods Research, 1(2), 183–199.
   Literature review and theoretical perspective on pp. 184–187.