Publications

2021

Organizing the Methodological Toolbox: Lessons Learned From Implementing Developmental Methods Online

Kominsky, J.F., Begus, K., Bass, I., Colantonio, J., Leonard, J.A., Mackey, A.P., & Bonawitz, E. Frontiers in Psychology. 


Moderated Online Data-Collection for Developmental Research: Methods and Replications. 

Chuey, A., Asaba, M., Bridgers, S., Carrillo, B.A., Dietz, G., Garcia, T., Leonard, J.A., Liu, S., Merrick, M., Radwan, S., Stegall, J., Velez, N., Woo, B., Wu, Y., Zhou, X.J., Frank, M.C., & Gweon, H. Frontiers in Psychology. https://doi.org/10.3389/fpsyg.2021.734398


Leveraging cognitive science to foster children’s persistence.

Leonard, J.A. , Duckworth, A.L., Schulz, L.E., & Mackey, A.P. Trends in Cognitive Science. https://doi.org/10.1016/j.tics.2021.05.005 [pdf]


Daily fluctuations in young children’s persistence.

Leonard, J.A. , Lydon-Staley, D.M., Sharp, S., Liu, H.Z., Park, A.T., Bassett, D.S., Duckworth, A.L., & Mackey, A.P. [PsyArXiv] 


Neuroplasticity associated with conversational turn-taking following a family-based intervention.

Romeo, R.R., Leonard, J.A., Grotziner, H.M., Robinson, S.T., Takada, M.E., Mackey, A.P., Scherer, E., Rower, M.L., West, M.R. Gabrieli, J.D.E. Developmental Cognitive Neuroscience, 49(100967). [PDF]


Replication and extension of a family-based training program to improve cognitive abilities in young children.

Romeo, R.R.*, Leonard, J.A.*, Robinson, S.T., Mackey, A.P., West, M.R., & Gabrieli, J.D.E. Journal of Research on Educational Effectiveness. https://doi.org/10.1080/19345747.2021.1931999 [PDF]


Children persist less when adults take over.

Leonard, J.A. , Martinez, D.N., Dashineau, S.C., Park, A.T., & Mackey, A.P.  Child Development, 91(4). https://doi.org/10.1111/cdev.13305 [PDF] [PsyArXiv] [OSF]


Early childhood stress is associated with blunted development of ventral tegmental area functional connectivity.

Park, A. T., Tooley, U.A., Leonard, J.A., Boroshok, A. L., McDermott, C.L., Tisdall, D. & Mackey, A.P.  Developmental Cognitive Neuroscience [PDF]


2020

Preschoolers are sensitive to their performance over time. 

Leonard, J.A. , Sandler, J., Nerenberg, A., Rubio, A., Schulz, L.E., & Mackey, A. P. Proceedings of the 42st Annual Conference of the Cognitive Science Society. [PDF]


2019

How adults’ actions, outcomes, and testimony affect preschoolers’ persistence.

Leonard, J.A. , Garcia, A., & Schulz, L.E. Child Development. https://doi.org/10.1111/cdev.13305 [PDF] [OSF]


Who is better? Preschoolers infer relative competence based on efficiency of process and quality of outcome. 

Leonard, J.A. , Bennet-Pierre, G., & Gweon, H. Proceedings of the 41st Annual Conference of the Cognitive Science Society. [PDF]


Associations between cortical thickness and reasoning vary by socioeconomic status in early childhood and adolescence. 

Leonard, J.A. , Romeo, R.R., Park, A., Takada, M.E., Robinson, S.T., … Mackey, A.P. (2019). Developmental Cognitive Neuroscience, 36(100641). https://doi.org/10.1016/j.dcn.2019.100641[PDF] [OSF]


2018

Language exposure relates to structural neural connectivity in childhood.

Romeo, R.R., Seragan, J., Leonard, J.A., Robinson, S.T., West, M.R., Mackey, A.P., …Gabrieli, J. D. E.  Journal of Neuroscience, 0484-18. https://doi.org/10.1093/scan/nsy017 [PDF]


Amygdala–medial prefrontal cortex connectivity relates to stress and mental health in early childhood.

Park, A.T., Leonard, J.A., Saxler, P.K., Cyr, A.B., Gabrieli, J.D., & Mackey, A.P.  Social cognitive and affective neuroscience, 13(4), 430-439. https://doi.org/10.1093/scan/nsy017. https://doi.org/10.1093/scan/nsy017 [PDF]


2017

The neural correlates of the “30 million word gap”: Childhood conversational exposure is associated with language-related brain function.

Romeo, R. R., Leonard, J.A., Robinson, S. T., Rowe, M. L., Mackey, A. P., Gabrieli, J. D. E. Psychological Science. https://doi.org/10.1177/0956797617742725 [PDF]


Infants make more attempts to achieve a goal when they see adults persist. 

Leonard, J.A. , Lee, Y., & Schulz, L.E.  Science 357(6357), 1290-1294. doi:10.1126/science.aan2317 [PDF] [Supplementary Materials] [OSF]


Conceptual Correlates of Counting: Children’s Spontaneous Matching and tracking of Large Sets Reflects their Knowledge of the Cardinal Principle. 

Shusterman, A., Cheung, P., Taggart, J., Bass, T., Leonard, J.A., & Schwartz, A.  The Journal of Numerical Cognition, 3(1), 1-30. doi:10.5964/jnc.v3i1.65 [PDF]


How much motion is too much motion? Determining motion thresholds by sample size for reproducibility in developmental resting-state MRI. 

Leonard, J.A. , Flournoy, J., Lewis-de los Angeles, C., & Whitaker, K. Research Ideas and Outcomes, 3: e12569. https://doi.org/10.3897/rio.3.e12569 [PDF]


2016

Functional brain organization of working memory in adolescents varies in relation to family income and academic achievement. 

Finn, A.S., Minas, J., Leonard, J.A., Mackey, A.P., Salvatore, J., Goetz, C., West, M., Gabrieli C.F.O. & Gabrieli, J.D.E. Developmental Science. doi:110.1111/desc.12450 [PDF]


Multi-media tasking in adolescents

Cain, M.S., Leonard, J.A., Gabrieli, J.D.E., & Finn, A.S. Psychonomic Bulletin & Review, 1-10. doi: 10.3758/s13423-016-1036-3[PDF]


Developmental dissociation between the maturation of procedural memory and declarative memory. 

Finn, A.S, Kalra, P.B., Goetz, C, Leonard, J.A., Sheridan, M.A., & Gabrieli, J.D.E. Journal of Experimental Child Psychology, 142, 212-22 [PDF]


2015

Differential effects of socioeconomic status on declarative and procedural memory. 

Leonard, J.A. , Mackey, A.P., Finn, A. S., & Gabrieli, J.D.E.  Frontiers in Human Neuroscience, 9:554. doi:10.3389/fnhum.2015.00554 [PDF]


Neuroanatomical correlates of the income-achievement gap. 

Mackey, A.P., Finn, A.S., Leonard, J.A., Jacoby-Senghor, D.S., West, M.R., Gabrieli, C.F., & Gabrieli, J.D.E. Psychological Science, doi:0956797615572233 [PDF]


Altered intrinsic functional brain architecture in children at familial risk of major depression. 

Chai, X.J., Hirshfeld-Becker, D., Biederman, J., Uchida, M., Doehrmann, O., Leonard, J.A., … & Whitfield-Gabrieli, S.  Biological Psychiatry. doi:10.1016/j.biopsych.2015.12.003 [PDF]


Functional and structural brain correlates of risk for major depression in children with familial depression.

Chai, X.J., Hirshfeld-Becker, D., Biederman, J., Uchida, M., Doehrmann, O., Leonard, J.A., … & Gabrieli, J. D.  NeuroImage: Clinical, 8, 398- 407. doi:10.1016/j.nicl.2015.05.004 [PDF]


2014

The effect of friendly touch on delay-of-gratification in preschool children. 

Leonard, J.A. , Berkowitz, T., & Shusterman, A. The Quarterly Journal of Experimental Psychology, 1-11, doi: 10.1080/17470218.2014.907325 [PDF]


A behind-the-scenes guide to school-based research. 

Plummer, D.B., Galla. B.M., Finn, A.S., Patrick, S.D., Meketon, D., Leonard, J.A. … Duckworth, A.L.  Mind, Brain, and Education, 8(1), 15-20. doi: 10.111mbe.12040 [PDF]


Cognitive skills, student achievement tests, and schools. 

Finn, A.S., Kraft, M., West, M., Leonard, J.A., Bisk, C., Martin, R., Sheridan, M.A., Gabrieli, C.F.O., & Gabrieli, J.D.E. Psychological Science, 25(3), 736-44. doi: 10.1177/0956797613516008 [PDF]


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