(* denotes HAMMER Lab student at time of project)

Brenner, R. E., Colvin, K. F., Hammer, J. H., & Vogel, D. L. (in press). Using Item Response Theory to develop Revised (SSOSH-7) and Ultra-Brief (SSOSH-3) Self-Stigma of Seeking Help Scales. Assessment. doi: 10.1177/1073191120958496 (PDF)

Dschaak, Z. A.*, & Hammer, J. H. (in press). Intention to seek help among three categories of substance-using college students: Which factors matter? Journal of Substance Use. doi: 10.1080/14659891.2020.1736668 (PDF)

Levant, R. F., McDermott, R. C., Parent, M. C., Alshabani, N., Mahalik, J., & Hammer, J. H. (in press). Development and evaluation of a new short form of the Conformity to Masculine Norms Inventory (CMNI-30). Journal of Counseling Psychology. doi: 10.1037/cou0000414 (PDF)

McDermott, R. C., Borgogna, N. C., Hammer, J. H., Berry, A. T., & Levant, R. F. (in press). More similar than different? Testing the construct validity of men’s and women’s traditional masculinity ideology using the MRNI-VB. Psychology of Men and Masculinities. doi: 10.1037/men0000251 (PDF)

Dschaak, Z. A.*, Spiker, D. A.*, Berney, E. C.*, Miller, M. E.*, & Hammer, J. H. (in press). Collegian help seeking: The role of self-compassion and self-coldness. Journal of Mental Health. doi: 10.1080/09638237.2019.1677873 (PDF)

Dawson, N.*, & Hammer, J. H. (in press). No pain, no gains: Conformity to masculine norms, body dissatisfaction, and exercise dependence. Psychology of Men and Masculinities. doi: 10.1037/men0000243 (PDF)

Spiker, D. A.*, Berney, E. C.*, Hammer, J. H., & Jensen, K. C. (in press). Maintaining the relationship: Relational schemas and women’s intent to seek couple therapy. The Counseling Psychologist. (PDF) (Link to TCP Podcast episode about the article)

Spiker, D. A.*, & Hammer, J. H. (in press). A model of intention to provide mental health first aid in college students. Journal of Mental Health. doi: 10.1080/09638237.2019.1644493 (PDF)

Hammer, J. H., Wade, N. G. & Cragun, R. T. (in press). Valid assessment of spiritual quality of life with the WHOQOL-SRPB BREF across religious, spiritual, and secular persons: A psychometric study. Psychology of Religion and Spirituality. doi: 10.1037/rel0000266 (PDF) (Link to supplemental material)

Hammer, J. H., & Cragun, R. T. (in press). Daily spiritual experiences and well-being among the nonreligious, spiritual, and religious: A bifactor analysis. Psychology of Religion and Spirituality. doi: 10.1037/rel0000248 (PDF) (Link to supplemental material)

Hammer, J. H., Perrin, P. B., & Spiker, D. A.* (in press). Impact of integrated care and co-location of care on mental help-seeking perceptions. Journal of Mental Health. doi: 10.1080/09638237.2019.1581334 (PDF).

McDermott, R. C., Levant, R. L., Hammer, J. H., Borgogna, N. C., & McKelvey, D. K. (2019). Development and validation of a five-item Male Role Norms Inventory using bifactor modeling. Psychology of Men & Masculinities, 20(4), 467-477. doi: 10.1037/men0000178 (PDF)

Hammer, J. H., & Lazar, A. (2019). Internal Structure and criterion relationships for long and brief versions of the Intratextual Fundamentalism Scale (IFS) among Israeli Jews. Psychology of Religion and Spirituality, 11(4), 358-367. doi: 10.1037/rel0000148 (PDF)

Spiker, D. A.*, & Hammer, J. H., & Parnell, K. J. (2019). Men in unhappy relationships: Perceptions of couple therapy. Journal of Social and Personal Relationships, 36, 2015-2034. doi: 10.1080/09638237.2018.1437613 (PDF)

Hammer, J. H., Spiker, D. A.*, & Perrin, P. B. (2019). Physician referral to a psychologist: Testing alternative behavioral healthcare seeking models. Journal of Clinical Psychology, 75, 726-741. doi: 10.1002/jclp.22729 (PDF)

Spiker, D. A.*, & Hammer, J. H. (2019). Mental health literacy as theory: Current challenges and future directions. Journal of Mental Health, 28, 238-242. doi: 10.1080/09638237.2018.1437613 (PDF)
Note: And here’s a video recorded invited presentation we did on this topic: Mental Health Literacy: Current Challenges and Future Directions.

Kivlighan, D. M., III, Jung, A. K., Berkowitz, A., Hammer, J. H., & Collins, N. M. (2019) ‘To show or no-show’? Therapist racial/ethnic disparities in clients’ nonattendance in therapy. Journal of College Student Psychotherapy, 33, 1-13. doi: 10.1080/87568225.2018.1424597 (PDF)

Rostosky, S., Cardom, J. D., Hammer, J. H., & Riggle, D. B. (2018). LGB positive identity and psychological well-being. Psychology of Sexual Orientation and Gender Diversity, 5, 482-489. doi: 10.1037/sgd0000298

Lazar, A., & Hammer, J. H. (2018). Religiousness and anti-gay/lesbian attitudes: The mediating function of intratextual religious fundamentalism. Psychology of Violence, 8, 763-771. doi: 10.1037/vio0000197

Hammer, J. H., Heath, P. J., & Vogel, D. L. (2018). Fate of the total score: Dimensionality of the Conformity to Masculine Role Norms Inventory (CMNI-46). Psychology of Men & Masculinity, 19, 645-651. doi: 10.1037/men0000147 (PDF) >Video Summary<

Hammer, J. H., & Spiker, D. A.* (2018). Dimensionality, reliability, and predictive evidence of validity for three help seeking intention instruments: ISCI, GHSQ, and MHSIS. Journal of Counseling Psychology, 65, 394-401. doi: 10.1037/cou0000256 (PDF)
Note: Learn more about the Mental Help Seeking Intention Scale (MHSIS).

Hammer, J. H., & Parent, M. C., & Spiker, D. A.* (2018). Mental Help Seeking Attitudes Scale (MHSAS): Development, reliability, validity, and comparison with the ATSSPH-SF and IASMHS-PO. Journal of Counseling Psychology, 65, 74-85. doi: 10.1037/cou0000248 (PDF)
Note: Learn more about the Mental Help Seeking Attitudes Scale (MHSAS).

Hammer, J. H., & McDermott, R. C., Levant, R. F., & McKelvey, D. K. (2018). Dimensionality, reliability, and validity of the Gender Role Conflict Scale – Short Form (GRCS-SF). Psychology of Men & Masculinity, 19, 570-583. doi: 10.1037/men0000131g (PDF)

Cragun, R. T., Hammer, J. H., Nielsen, M., & Autz, N. (2018). Religious/secular distance: How far apart are teenagers and their parents? Psychology of Religion and Spirituality, 10, 288-295. doi: 10.1037/rel0000205 (PDF)

Parnell, K. J. & Hammer, J. H. (2018). Deciding on couple therapy: The role of masculinity in relationship help-seeking. Psychology of Men & Masculinity, 19, 212-222. doi: 10.1037/men0000098 (PDF)

Singley, D. B., Cole, B. P., Hammer, J. H., Molloy, S., Rowell, A., & Isaaco, A. (2018). Development and psychometric evaluation of the Paternal Involvement with Infants Scale. Psychology of Men & Masculinity, 19, 167-183. doi: 10.1037/men0000094 (PDF)

Parent, M. C., Hammer, J. H., Bradstreet, T. C., Schwartz, E. N, & Jobe, T. (2018). Men’s mental health help-seeking behaviors: An intersectional analysis. American Journal of Men’s Health, 12, 64-73. doi: 10.1177/1557988315625776

Hammer, J. H., & Brenner, R. E. (2017). Disentangling gratitude: A theoretical and psychometric examination of the Gratitude Resentment and Appreciation Test- Revised Short (GRAT-RS). Journal of Personality Assessment, 14, 1-10. doi: 10.1080/00223891.2017.1344986 (PDF)

McDermott, R., Levant, R. F., Hammer, J. H., Hall, R., McKelvey, D., & Jones, Z. (2017). Further examination of the factor structure of the Male Role Norms Inventory-Short Form (MRNI-SF): Measurement considerations for women, men of color, and gay men. Journal of Counseling Psychology, 64, 724-738. doi: 10.1037/cou0000225 (PDF)

Hammer, J. H., & Toland, M. D. (2017). Internal structure and reliability of the Internalized Stigma of Mental Illness Scale (ISMI-29) and brief versions (ISMI-10, ISMI-9) among Americans with depression. Stigma and Health, 2, 159-174. doi: 10.1037/sah0000049 (PDF)
Note: Learn more about the Internalized Stigma of Mental Illness Scale-9 (ISMI-9).

Hammer, J. H., & Vogel, D. V. (2017). Development of the Help-Seeker Stereotype Scale. Stigma and Health, 2, 121-136. doi: 10.1037/sah0000048 (PDF)
Note: Learn more about the Help-Seeker Stereotype Scale (HSSS).

Beck, N. C., Hammer, J. H., Robbins, S., Tubbesing, T., Menditto, A., & Pardee, A. (2017). Highly aggressive women in a forensic psychiatric hospital. The Journal of the American Academy of Psychiatry and the Law, 45, 17-24. (PDF)

Cragun, R. T., Sumerau, J. E., Blyde, V. L., Mann, M., & Hammer, J. H. (2016). Perceived marginalization, educational contexts, and (non)religious educational experience. Journal of College and Character, 17, 242-254. doi: 10.1080/2194587X.2016.1230758 (PDF)

Brewster, M. E., Hammer, J. H., Sawyer, J., Eklund, A., & Palamar, J. (2016). Perceived experiences of atheist discrimination: Instrument development and evaluation. Journal of Counseling Psychology, 63, 557-570. doi: 10.1037/cou0000156 (PDF)

Isacco, A., Hammer, J. H., Shen-Miller, D. S. (2016). Outnumbered, but meaningful: The experience of male doctoral students in professional psychology training programs. Training and Education in Professional Psychology, 10, 45-53. doi:10.1037/tep0000107 (PDF)

Langston, J., Hammer, J. H., & Cragun, R. (2015). Atheism looking in: On the goals and strategies of organized nonbelief. Science, Religion, and Culture, 2, 70-85. doi:10.17582/journal.src/2015/ (PDF)

Cragun, R. T., & Hammer, J. H., Harder, B. M., Fernandez, C., & Nielsen, M. (2015). The NonReligious-NonSpiritual Scale (NRNSS): Measuring everyone from Atheists to Zionists. Science, Religion, and Culture, 3, 36-53. doi: 10.17582/journal.src/2015/ (PDF)

Alfred, G. C., Hammer, J. H., & Good, G. (2014). Male student veterans: Hardiness, psychological well-being, and masculine norms. Psychology of Men & Masculinity, 15, 95-99. doi: 10.1037/a0031450 (PDF)

Vogel, D. L., Wester, S. R., Hammer, J. H., & Downing-Matibag, T. (2014). Referring men to seek help: The influence of gender role conflict and stigma. Psychology of Men & Masculinity, 15, 60-67. doi: 10.1037/a0031761 (PDF)

Hammer, J. H., & Vogel, D. V. (2013). Assessing the utility of the willingness/prototype model in predicting help-seeking decisions. Journal of Counseling Psychology, 60, 83-97. doi: 10.1037/a0030449 (PDF)

Hammer, J. H., Vogel, D. V., & Heimerdinger-Edwards, S. (2013). Men’s help seeking: Examination of differences across community size, education, and income. Psychology of Men & Masculinity, 14, 65-75. doi: 10.1037/a0026813 (PDF)

Hammer, J. H., Cragun, R. T., & Hwang, K. (2013). Measuring spiritual fitness: Atheist military personnel, veterans, and civilians. Military Psychology, 25, 438-451. doi: 10.1037/mil0000010 (PDF)

Tucker, J. R., Hammer, J. H., Vogel, D. L., Bitman, R. L., & Wade, N. G. (2013). Disentangling stigmas: Are mental-illness and help-seeking stigmas distinct. Journal of Counseling Psychology, 60, 520-531. doi: 10.1037/a0033555 (PDF)

Vogel, D. L., Bitman, R. L., Hammer, J. H., & Wade, N. G. (2013). Is stigma internalized? The longitudinal impact of public stigma on self-stigma. Journal of Counseling Psychology, 60, 311-316. doi: 10.1037/a0031889 (PDF)

Vogel, D. L., Armstrong, P. I., Tsai, P-C., Wade, N. G., Hammer, J. H., Efstathiou, G., Holtham, E., Kouvaraki, E., Liao, H-Y., Shechtman, Z., & Topkaya, N. (2013). Cross-cultural validity of the Self-Stigma of Seeking Help (SSOSH) scale: Examination across six nations. Journal of Counseling Psychology, 60, 303-310. doi: 10.1037/a0032055 (PDF)

Hammer, J. H., Cragun, R., Hwang, K., & Smith, J. (2012). Forms, frequency, and correlates of perceived anti-atheist discrimination. Secularism & Nonreligion, 1, 43-67. doi: 10.5334/snr.ad (PDF)

Cragun, R., Kosmin, B., Keysar, A., Hammer, J. H., & Nielsen, M. (2012). On the receiving end: Discrimination toward the non-religious. Journal of Contemporary Religion, 27, 105-127. doi: 10.1080/13537903.2012.642741 (PDF)

Cragun, R. T., Henry, P., Homan, C. P., & Hammer, J. H. (2012). Whom do people dislike more: Atheists or cultists? Interdisciplinary Journal of Research on Religion, 8, 1-19. (PDF)

Hammer, J. H., Springer, J., Beck, N., Menditto, A., & Coleman, J. (2011). Seclusion and restraint: Relationship with childhood sexual and physical abuse. Journal of Interpersonal Violence, 26, 567-579. doi: 10.1177/0886260510363419 (PDF)

Hwang, K., Hammer, J. H., & Cragun, R. (2011). Extending the religion-health research to secular minorities: Issues and concerns. Journal of Religion and Health, 50, 608-622. doi: 10.1007/s10943-009-9296-0 (PDF)

Cragun, R. T., & Hammer, J. H. (2011). “One person’s apostate is another person’s convert”: What terminology tells us about pro-religious hegemony in the sociology of religion. Humanity and Society, 35, 159-175. doi: 10.1177/016059761103500107 (PDF)

Vogel, D., Heimerdinger-Edwards, S., Hammer, J. H., & Hubbard, A. (2011). “Boys don’t cry”: Examination of the links between endorsement of masculine norms, self-stigma and help-seeking attitudes for men from diverse backgrounds. Journal of Counseling Psychology, 58, 368-382. doi: 10.1037/a0023688 (PDF)

Heimerdinger-Edwards, S., Vogel, D., & Hammer, J. H. (2011). Extending sexual objectification theory and research to minority populations, couples, and men. The Counseling Psychologist, 39, 140-152. doi: 10.1177/0011000010383894 (PDF)

Hammer, J. H., & Good, G. (2010). Positive psychology: An empirical examination of beneficial aspects of endorsement of masculine norms. Psychology of Men & Masculinity, 11, 303-318. doi: 10.1037/a0019056 (PDF)

Hammer, J. H. & Vogel, D. L. (2010). Men’s help seeking for depression: The efficacy of a male-sensitive brochure about therapy. The Counseling Psychologist, 38, 296-313. doi: 10.1177/0011000009351937 (PDF)
Note: Download a copy of the male-sensitive brochure developed for this study.

Spanierman, L. B., Neville, H. A., Liao, H., Hammer, J. H., & Wang, Y. (2008). Participation in formal and informal campus diversity experiences: Effects on students’ racial democratic beliefs. Journal of Diversity in Higher Education, 1, 108-125. doi: 10.1037/1938-8926.1.2.108 (PDF)

Book Chapters

Langston, J. A., Hammer, J. H., Cragun, R. T., & Sikes, M. E. (2017). Inside the minds and movement of America’s nonbelievers. In R. T. Cragun, L. Fazino, & C. J. Manning (Eds.), Organized secularism in the United States, Religion and its others: Studies in religion, nonreligion, and secularity (pp. 191-220). Boston, MA: De Gruyter. (Link)

Cragun, R., Hammer, J. H., & Smith, J. M. (2014). North America. In S. Bullivant (Ed.), The Oxford Handbook of Atheism (pp. 601-621). Oxford, UK: Oxford University Press. (Link)

You are welcome to download a copy of my Curriculum Vitae and review my peer-reviewed publications on Google Scholar or ORCID via my Bio page.