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Books
Petersen, I. T. (2024). Principles of psychological assessment: With applied examples in R. Chapman and Hall/CRC. https://www.routledge.com/9781032413068; https://doi.org/10.1201/9781003357421; Find it on Amazon!
Petersen, I. T. (2025). Principles of psychological assessment: With applied examples in R. University of Iowa Libraries. https://isaactpetersen.github.io/Principles-Psychological-Assessment. https://doi.org/10.25820/work.007199; OSF: https://osf.io/3pwza
Preprints
Demko, Z.*, Hosch, A.*, Caskey, J.*, Longino, G.*, & Petersen, I. T. (2024). Components of socioeconomic status differentially predict development of cool versus hot executive function in young children. OSF Preprints. https://doi.org/10.31219/osf.io/2kxjm
Yang, G., Li, Z., Petersen, I. T., Wang, L., Radua, J., & Liu, X. (2024). Inverted U-shaped brain development of cognitive control across the life span. bioRxiv. https://doi.org/10.1101/2023.08.20.554018
In Press
Harris, J. L.*, LeBeau, B., & Petersen, I. T. (in press). Reactive and control processes in the development of internalizing and externalizing problems across early childhood to adolescence. Development and Psychopathology. https://doi.org/10.1017/S0954579424000713; Preprint: https://doi.org/10.31234/osf.io/js96k
2024
Petersen, I. T. (2024). Reexamining developmental continuity and discontinuity in the 21st century: Better aligning behaviors, functions, and mechanisms. Developmental Psychology, 60(11), 1992–2007. https://doi.org/10.1037/dev0001657; Preprint: https://doi.org/10.31234/osf.io/ghkm6; PDF
Petersen, I. T., Apfelbaum, K. S., & McMurray, B. (2024). Adapting open science and pre-registration to longitudinal research. Infant and Child Development, 33(1), e2315. https://doi.org/10.1002/icd.2315; Preprint: https://doi.org/10.31234/osf.io/gtsvw; OSF: https://osf.io/jzxb8; https://osf.io/vzb2k; PDF
Petersen, I. T. (2024). Assessing externalizing behaviors in school-aged children: Implications for school and community providers. Scanlan Center for School Mental Health Practice Briefs. https://doi.org/10.17077/rep.006639; PDF
Hosch, A.*, Swanson, B.*, Harris, J. L.*, Oleson, J. J., Hazeltine, E., & Petersen, I. T. (2024). Explaining brain–behavior relations: Inhibitory control as an intermediate phenotype between the N2 ERP and the externalizing spectrum in childhood. Research on Child and Adolescent Psychopathology, 52, 505–520. https://doi.org/10.1007/s10802-023-01162-w; Preprint: https://doi.org/10.31234/osf.io/hrvnd; OSF: https://osf.io/e2nkr; PDF
Harris, J. L.*, Swanson, B.*, & Petersen, I. T. (2024). A developmentally informed systematic review and meta-analysis of the strength of general psychopathology in childhood and adolescence. Clinical Child and Family Psychology Review, 27, 130–164. https://doi.org/10.1007/s10567-023-00464-1; Preprint: https://doi.org/10.31234/osf.io/nbqx7; OSF: https://osf.io/jkupe; PDF
2023
Hosch, A.*, Harris, J. L.*, Swanson, B.*, & Petersen, I. T. (2023). The P3 ERP in relation to general versus specific psychopathology in early childhood. Research on Child and Adolescent Psychopathology, 51, 1439–1451. https://doi.org/10.1007/s10802-023-01061-0; Preprint: https://doi.org/10.31234/osf.io/vh3pm; OSF: https://osf.io/zs2bn, PDF
2022
Petersen, I. T., & LeBeau, B. (2022). Creating a developmental scale to chart the development of psychopathology with different informants and measures across time. Journal of Psychopathology and Clinical Science, 131(6), 611–625. https://doi.org/10.1037/abn0000649. OSF: https://osf.io/9zd6e, PDF
Hosch, A.*, Oleson, J. J., Harris, J. L.*, Goeltz, M. T.*, Neumann, T.*, LeBeau, B., Hazeltine, E., & Petersen, I. T. (2022). Studying children's growth in self-regulation using changing measures to account for heterotypic continuity: A Bayesian approach to developmental scaling. Developmental Science, 25(6), e13280. https://doi.org/10.1111/desc.13280; Preprint: https://doi.org/10.31234/osf.io/y82ua; OSF: https://osf.io/5xnrh, PDF
Cellier, D.*, Petersen, I. T., & Hwang K. (2022). Dynamics of hierarchical task representations. Journal of Neuroscience. 42(38), 7276–7284. https://doi.org/10.1523/JNEUROSCI.0233-22.2022; Preprint: https://doi.org/10.31234/osf.io/wqf52, PDF
2021
Petersen, I. T., LeBeau, B., & Choe, D. E. (2021). Creating a developmental scale to account for heterotypic continuity in development: A simulation study. Child Development, 92(1), e1–e19. https://doi.org/10.1111/cdev.13433; OSF: https://osf.io/ewmzd, PDF
Petersen, I. T., Bates, J. E., McQuillan, M. E., Hoyniak, C. P., Staples, A. D., Rudasill, K. M., Molfese, D. L., & Molfese, V. J. (2021). Heterotypic continuity of inhibitory control in early childhood: Evidence from four widely used measures. Developmental Psychology, 57(11), 1755–1771. https://doi.org/10.1037/dev0001025; OSF: https://osf.io/a52j4, PDF
Petersen, I. T., & LeBeau, B. (2021). Language ability in the development of externalizing behavior problems in childhood. Journal of Educational Psychology, 113(1), 68–85. https://doi.org/10.1037/edu0000461; OSF: https://osf.io/dyqt5, PDF
Cellier, D.*, Riddle, J., Petersen, I. T., & Hwang, K. (2021). The development of theta and alpha neural oscillations from ages 3 to 24 years. Developmental Cognitive Neuroscience, 50, 100969. https://doi.org/10.1016/j.dcn.2021.100969; OSF: https://osf.io/2exkc, PDF
2020
Petersen, I. T., Choe, D. E., & LeBeau, B. (2020). Studying a moving target in development: The challenge and opportunity of heterotypic continuity. Developmental Review, 58, 100935. https://doi.org/10.1016/j.dr.2020.100935, PDF
Lindhiem, O., Petersen, I. T., Mentch, L. K., & Youngstrom, E. A. (2020). The importance of calibration in clinical psychology. Assessment, 27(4), 840–854. https://doi.org/10.1177/1073191117752055, PDF
Brooker, R. J., Bates, J. E., Buss, K. A., Canen, M. J., Dennis-Tiwary, T. A., Gatze-Kopp, L. M., Hoyniak, C. P., Klein, D. N., Kujawa, A., Lahat, A., Lamm, C., Moser, J. S., Petersen, I. T., Tang, A., Woltering, S., & Schmidt, L. A. (2020). Conducting event-related potential (ERP) research with young children: A review of components, special considerations and recommendations for research on cognition and emotion. Journal of Psychophysiology, 34(3) 137–158. https://doi.org/10.1027/0269-8803/a000243, PDF
Hoyniak, C. P., Bates, J. E., McQuillan, M. E., Staples, A. D., Petersen, I. T., Rudasill, K. M., & Molfese, V. J. (2020). Sleep across early childhood: Implications for internalizing and externalizing problems, socioemotional skills, and cognitive and academic abilities in preschool. Journal of Child Psychology and Psychiatry, 61(10), 1080–1091. https://doi.org/10.1111/jcpp.13225, PDF
2019
Hoyniak, C. P., & Petersen, I. T. (2019). A meta-analytic evaluation of the N2 component as an endophenotype of response inhibition and externalizing psychopathology in childhood. Neuroscience & Biobehavioral Reviews, 103, 200–215. https://doi.org/10.1016/j.neubiorev.2019.06.011; OSF: https://osf.io/t6hwg, PDF
Hoyniak, C. P., Bates, J. E., Petersen, I. T., Yang, C.-L., Darcy, I., & Fontaine, N. M. G. (2019). Diminished neural responses to emotionally valenced facial stimuli: A potential biomarker for unemotional traits in early childhood. Child Psychiatry and Human Development, 50(1), 72–82. https://doi.org/10.1007/s10578-018-0821-9, PDF
Staples, A. D., Bates, J. E., Petersen, I. T., McQuillan, M. E., & Hoyniak, C. (2019). Measuring sleep in young children and their mothers: Identifying actigraphic sleep composites. International Journal of Behavioral Development, 43(3), 278–285. https://doi.org/10.1177/0165025419830236, PDF
2018
Petersen, I. T., Hoyniak, C. P., Bates, J. E., Staples, A. D., & Molfese, D. L. (2018). A longitudinal, within-person investigation of the association between the P3 ERP component and externalizing behavior problems in young children. Journal of Child Psychology and Psychiatry, 59(10), 1044–1051. https://doi.org/10.1111/jcpp.12975; OSF: https://osf.io/25vq6, PDF
Petersen, I. T., Lindhiem, O., LeBeau, B., Bates, J. E., Pettit, G. S., Lansford, J. E., & Dodge, K. A. (2018). Development of internalizing problems from adolescence to emerging adulthood: Accounting for heterotypic continuity with vertical scaling. Developmental Psychology, 54(3), 586–599. https://doi.org/10.1037/dev0000449, PDF
Hoyniak, C. P., Bates, J. E., Petersen, I. T., Yang, C.-L., Darcy, I., & Fontaine, N. M. G. (2018). Reduced neural responses to vocal fear: A potential biomarker for callous-uncaring traits in early childhood. Developmental Science, 21(4), e12608. https://doi.org/10.1111/desc.12608, PDF
Hoyniak, C. P., Petersen, I. T., Bates, J. E., & Molfese, D. L. (2018). The neural correlates of temperamental inhibitory control in toddlers. Philosophical Transactions of the Royal Society B: Biological Sciences, 373(1744), 1–5. https://doi.org/10.1098/rstb.2017.0160; OSF: https://osf.io/9nzev, PDF
Uher, J., Trofimova, I., Sulis, W., Netter, P., Pessoa, L., Posner, M. I., Rothbart, M. K., Rusalov, V., Petersen, I. T., & Schmidt, L. A. (2018). Diversity in action: Exchange of perspectives and reflections on taxonomies of individual differences. Philosophical Transactions of the Royal Society B: Biological Sciences, 373(1744), 1–9. https://doi.org/10.1098/rstb.2017.0172, PDF
2017
Fontaine, N. M. G., & Petersen, I. T. (2017). Developmental trajectories of psychopathology: An overview of approaches and applications. In L. Centifanti & D. Williams (Eds.), The Wiley handbook of developmental psychopathology (pp. 5–28). Wiley-Blackwell. https://doi.org/10.1002/9781118554470.ch1, PDF
2016
Petersen, I. T., Hoyniak, C. P., McQuillan, M. E., Bates, J. E., & Staples, A. D. (2016). Measuring the development of inhibitory control: The challenge of heterotypic continuity. Developmental Review, 40, 25–71. https://doi.org/10.1016/j.dr.2016.02.001, PDF
Petersen, I. T., Bates, J. E., Dodge, K. A., Lansford, J. E., & Pettit, G. S. (2016). Identifying an efficient set of items sensitive to clinical-range externalizing problems in children. Psychological Assessment, 28(5), 598–612. https://doi.org/10.1037/pas0000185, PDF
Bolbecker, A. R., Kent, J. S., Petersen, I. T., Howell, J. M., O’Donnell, B. F., & Hetrick, W. P. (2016). New insights into the nature of cerebellar-dependent eyeblink conditioning deficits in schizophrenia: A hierarchical linear modeling approach. Frontiers in Psychiatry, 7(4), 1–7. https://doi.org/10.3389/fpsyt.2016.00004, PDF
2015
Petersen, I. T., Bates, J. E., Dodge, K. A., Lansford, J. E., & Pettit, G. S. (2015). Describing and predicting developmental profiles of externalizing problems from childhood to adulthood. Development and Psychopathology, 27(3), 791–818. https://doi.org/10.1017/S0954579414000789, PDF
Petersen, I. T., Bates, J. E., & Staples, A. D. (2015). The role of language ability and self-regulation in the development of inattentive-hyperactive behavior problems. Development and Psychopathology, 27(1), 221–237. https://doi.org/10.1017/S0954579414000698, PDF
Hoyniak, C. P., Petersen, I. T., McQuillan, M. E., Staples, A. D., & Bates, J. E. (2015). Less efficient neural processing related to irregular sleep and less sustained attention in toddlers. Developmental Neuropsychology, 40(3), 155–166. https://doi.org/10.1080/87565641.2015.1016162, PDF
Staples, A. D., Bates, J. E., & Petersen, I. T. (2015). IX. Bedtime routines in toddlerhood: Prevalence, consistency, and associations with nighttime sleep. In M. El-Sheikh and A. Sadeh, Sleep and development: Advancing theory and research. Monographs of the Society for Research in Child Development, 80(1), 141–159. https://doi.org/10.1111/mono.12149, PDF
2014
Bates, J. E., Schermerhorn, A. C., & Petersen, I. T. (2014). Temperament concepts in developmental psychopathology. In K. Rudolph & M. Lewis (Eds.), Handbook of developmental psychopathology (3rd ed., pp. 311–329). Springer. https://doi.org/10.1007/978-1-4614-9608-3_16, PDF
Bolbecker, A. R., Kent, J. S., Petersen, I. T., Klaunig, M. J., Forsyth, J. K., Howell, J. M., Westfall, D. R., O’Donnell, B. F., & Hetrick, W. P. (2014). Impaired cerebellar-dependent eyeblink conditioning in first-degree relatives of individuals with schizophrenia. Schizophrenia Bulletin, 40(5), 1001–1010. https://doi.org/10.1093/schbul/sbt112, PDF
2013
Petersen, I. T., Bates, J. E., D’Onofrio, B. M., Coyne, C. A., Lansford, J. E., Dodge, K. A., Pettit, G. S., & Van Hulle, C. A. (2013). Language ability predicts the development of behavior problems in children. Journal of Abnormal Psychology, 122(2), 542–557. https://doi.org/10.1037/a0031963, PDF
Bates, J. E., Schermerhorn, A. C., & Petersen, I. T. (2012). Temperament and parenting in developmental perspective. In M. Zentner & R. Shiner (Eds.), Handbook of temperament (pp. 425–441). The Guilford Press. https://psycnet.apa.org/record/2012-22484-020, PDF
2012
Petersen, I. T., Bates, J. E., Goodnight, J. A., Dodge, K. A., Lansford, J. E., Pettit, G. S., Latendresse, S. J., & Dick, D. M. (2012). Interaction between serotonin transporter polymorphism (5-HTTLPR) and stressful life events in adolescents' trajectories of anxious/depressed symptoms. Developmental Psychology, 48(5), 1463–1475. https://doi.org/10.1037/a0027471, PDF
Software
Petersen, I. T. (2025). petersenlab: A collection of R functions by the Petersen Lab. [R package]. https://doi.org/10.32614/CRAN.package.petersenlab