Education

THE OHIO STATE UNIVERSITY, Columbus, OH
Ph.D., Quantitative Psychology, May 2019
     Dissertation: Estimating multilevel structural equation models with random slopes for latent covariates [link]
     Advisor: Andrew F. Hayes
M.A.S., Applied Statistics, May 2018
M.A., Quantitative Psychology, May 2017
     Thesis: Advancing the formulation and testing of multilevel mediation and moderated mediation models [link]

CALIFORNIA STATE UNIVERSITY, SAN BERNARDINO, San Bernardino, CA
B.A., Psychology, December 2014
     University Honors, Summa Cum Laude
     Department Honors

Experience

RTI Health Solutions, Remote
Senior Psychometrician (June 2022 - Present)
Patient-Centered Outcomes Assessment

LOMA LINDA UNIVERSITY, Loma Linda, CA
Assistant Professor (August 2019 - June 2022)
Division of Interdisciplinary Studies
School of Behavioral Health

THE OHIO STATE UNIVERSITY, Columbus, OH
Graduate Statistical Consultant (August 2017 - May 2019)
Graduate Teaching Assistant (August 2016 - May 2017)
Graduate Fellow (August 2015 - August 2016)
     Department of Psychology

CALIFORNIA STATE UNIVERSITY, SAN BERNARDINO, San Bernardino, CA
Teaching Assistant (April 2014 - April 2015)
     Department of Psychology

Publications

Quantitative Methods

Rockwood, N. J. (2021). Efficient likelihood estimation of generalized structural equation models with a mix of normal and nonnormal responses. Psychometrika, 86, 642-667. [link] [Author accepted manuscript] [Supplemental materials]

Rockwood, N. J. (2020). Maximum likelihood estimation of multilevel structural equation models with random slopes for latent covariates. Psychometrika, 85, 275-300. [link] [Author accepted manuscript] [Supplemental materials]

Rockwood, N. J. & Hayes, A. F. (2022). Multilevel mediation analysis. In A.A. O’Connell, D. B. McCoach, & B. Bell (Eds.), Multilevel Modeling Methods with Introductory and Advanced Applications. Information Age Publishing.

Rockwood, N. J. & Hayes, A. F. (2020). Mediation, moderation, and conditional process analysis: Regression-based approaches for clinical research. In A.G.C. Wright & M.N. Hallquist (Eds.), Handbook of research methods in clinical psychology (pp. 396-414). Cambridge: Cambridge University Press. 

Hayes, A. F. & Rockwood, N. J. (2020). Conditional process analysis: Concepts, computation, and advances in the modeling of the contingencies of mechanisms. American Behavioral Scientist, 64(1), 19-54. [link]

Rockwood, N. J. & Jeon, M. (2019). Estimating complex measurement and growth models using the R package PLmixed. Multivariate Behavioral Research, 54(2), 288-306. [link]

DiTrapani, J., Rockwood, N. J., & Jeon, M. (2018). Explanatory IRT analysis using the SPIRIT macro in SPSS. The Quantitative Methods for Psychology, 14(2), 81-98. [link]

Jeon, M. & Rockwood, N. J. (2018). PLmixed: An R package for generalized linear mixed models with factor structures. Applied Psychological Measurement [Computer program exchange], 42(5), 401-402. [link]

DiTrapani, J., Rockwood, N. J., & Jeon, M. (2018). IRT in SPSS using the SPIRIT macro. Applied Psychological Measurement [Computer program exchange], 42(2), 173-174. [link]

Hayes, A. F. & Rockwood, N. J. (2017). Regression-based statistical mediation and moderation analysis in clinical research: Observations, recommendations, and implementation. Behaviour Research and Therapy, 98, 39-57. [link]

Hayes, A. F., Montoya, A. K., & Rockwood, N. J. (2017). The analysis of mechanisms and their contingencies: PROCESS versus structural equation modeling. Australasian Marketing Journal (AMJ), 25(1), 76-81. [link]

Substantive/Applied

Dubov, A., Krakower, D. S., Rockwood, N., Montgomery, S., & Shoptaw, S. (2023). Provider Implicit Bias in Prescribing HIV Pre-exposure Prophylaxis (PrEP) to People Who Inject Drugs. Journal of General Internal Medicine, 1-8. [link]

Monsonet, M., Rockwood, N. J., Kwapil, T. R., & Barrantes-Vidal, N. (2022). Psychological pathways to paranoia and psychotic-like experiences in daily-life: The mediating role of distinct affective disturbances. Schizophrenia Bulletin, 48(5), 1053-1065. [link]

Dubov, A., Distelberg, B. J., Abdul-Mutakabbir, J. C., Peteet, B., Roberts, L., Montgomery, S. B., Rockwood, N. J., ... & Chrissian, A. A. (2022). Racial/ethnic variances in COVID-19 inoculation among Southern California healthcare workers. Vaccines, 10(8), 1331. [link]

Joachim-Célestin, M., Rockwood, N. J., Clarke, C., & Montgomery, S. B. (2022). Evaluating the Full Plate Living lifestyle intervention in low-income monolingual Latinas with and without food insecurity. Women's Health, 18, 1-15. [link]

Quan, M., Cho, N., Bushnell, T., ..., Rockwood, N. J., & Nguyen, H. B. (2022). Effectiveness of Angiotensin II for catecholamine refractory septic or distributive shock on mortality: A propensity score weighted analysis of real-world experience. Critical Care Explorations, 4(1). [link]

Garland, S. N., Savard, J., ..., Rockwood, N. J., ..., Gonzalez, B. D. (2021) A 2-year prospective anal- ysis of insomnia as a mediator of the relationship between androgen deprivation therapy and perceived cognitive function in men with prostate cancer. Cancer, 127(24), 4656–4664. [link]

Lukowski, S. L., DiTrapani, J., Rockwood, N. J., Jeon, M., Thompson, L. A., & Petrill, S. A. (2019). Etiological distinction across dimensions of math anxiety. Behavior Genetics, 49(3), 310-316. [link]

Kamptner, N. L., Teyber, F. H., Rockwood, N. J., & Drzewiecki, D. (2017). Evaluating the efficacy of an attachment-informed psychotherapeutic parenting program for incarcerated parents. Journal of Prison Education and Reentry, 4(2). [link]

Software

Jeon, M., & Rockwood, N. J. (2017). PLmixed: Estimate (Generalized) Linear Mixed Models with Factor Structures. R package version 0.1.0. https://CRAN.R-project.org/package=PLmixed.

Rockwood, N.J. (2017). MLmed: An SPSS macro for fitting multilevel mediation and moderated mediation models. https://njrockwood.com/mlmed. 

DiTrapani, J., Rockwood, N. J., & Jeon, M. (2017). SPIRIT: An SPSS macro for Item Response Theory. https://njrockwood.com/spirit. 

Invited Workshops

Instructor (2019, April). Introduction to R. Measurement Resources Company. Two hour mini-workshop.

Instructor (2018, November). Introduction to Mediation, Moderation, and Conditional Process Analysis. The University of Pittsburgh. One and a half hour mini-workshop.

Co-Instructor (2018, May). Mediation in Repeated Measures and Multilevel Designs. Co-Instructor: Dr. Amanda Montoya. Annual Convention of the Association for Psychological Science, San Francisco, CA. Half day workshop.

Instructor (2018, April). Introduction to Mediation and Moderation Analysis. The University of Nevada, Las Vegas. Two day workshop.

Course Assistant (2017, June). Statistical Mediation and Moderation. Instructor: Andrew F. Hayes. Statistical Horizons, Chicago, IL. Five day workshop.

Conference Presentations

Rockwood, N. J. (2018, July). Estimating cross-classified item response models using the MH-RM algorithm. Talk to be presented at the International Meeting of the Psychometric Society (IMPS), New York, NY.

DiTrapani, J., Rockwood, N. J., & Jeon, M. (2018, July). Modeling extreme response styles in behavioral genetics using IRTrees. Talk to be presented at the International Meeting of the Psychometric Society (IMPS), New York, NY. 

Rockwood, N. J. & Hayes, A. F. (2017, May). MLmed: An SPSS macro for multilevel mediation and conditional process analysis. Poster presented at the annual meeting of the Association of Psychological Science (APS), Boston, MA.

DiTrapani, J., Rockwood, N. J., & Jeon, M. (2017, April) IRT in SPSS using the SPIRIT macro. Presented at the annual meeting of the National Council on Measurement in Education (NCME), San Antonio, TX.

Cazares, E. J., Agars, M. D., & Rockwood, N. J. (2016, May). Work pressure, family, and health: The role of social support. Poster presented at the annual meeting of the Association of Psychological Science (APS), Chicago, IL.

Rockwood, N. J., Osretkar, H., & Campbell, K. (2015, April). Perceptions of racism/ discrimination and mental health in a South African sample. Poster presented at the annual meeting of the Western Psychological Association (WPS), Las Vegas, NV.

McConnaughy, J. C., Agars, M. D., Rockwood, N. J., & Pettey, A. A. (2015, April). Development of an employee green behavior descriptive norms scale. Poster presented at the annual meeting of the Society for Industrial/Organizational Psychologists (SIOP), Philadelphia, PA.

Agars, M. D., Tortez, L. M., Rockwood, N. J., & Quinonez, L. (2014, June). The limited impact of workfamily policies and culture on the career perceptions of women. Poster presented at the annual Work and Family Researchers Conference, New York City, NY.

Agars, M. D., French, K. A., Tortez, L. M., Amaral, B. A., Rockwood, N. J., Soria, S., & Vansa, L. (2014, June). Work-family and health among low-income African American employees. In M. J.Hills (Discussant), The impact of work-family conflict on employee health outcomes. Symposium presented at the annual Work and Family Researchers Conference, New York City, NY.

Rockwood, N. J. & Riggs, M. L. (2014, May). Rasch rating scale model and classical test theory: An applied comparison. Poster presented at the annual Meeting of the Minds Symposium, San Bernardino, CA.

Tortez, L. M., French, K. A., Agars, M. D., Cazares, E., Ezeagwula, C. E., Rockwood, N. J., & Vansa, L. (2014, May). Threat and fairness around diversity management: Testing full integration theory. Poster presented at the annual meeting of the Society for Industrial/Organizational Psychologists (SIOP), Honolulu, HI.