Awards and Publications

Current Funding:

2020-2025      NIH R01 MH120109 (PI: Karalunas)

Biobehavioral validation of the ADHD emotion dysregulation phenotype                

2020-2025      NIH R01 (MPI: Sullivan/Nigg)

Developmental origins and early detection of ADHD and dysregulatory psychopathology

2020-2025       NIH R01 MH123831 (MPI: Tamm/Epstein)

Parsing Neurobiological Bases of Heterogeneity in ADHD

1999-2022       NIH R37 MH059105 (PI: Nigg)

ADHD heterogeneity, mechanisms, and risk profile

Recently Completed (selected):

2016-2020       NIH K23 MH108656 (PI: Karalunas)

Neurophysiological mechanisms of cognitive and emotional control in ADHD

2015-2018       NIH R44 MH099709 (PI: Simpson)

Neurophysiological Attention Test (NAT) For Objective Assessment of ADHD

Ostlund, B., Alperin, B., Drew, T., Karalunas, S.L. (in press). Behavioral and cognitive correlates of neural noise in adolescents with and without ADHD. Developmental Cognitive Neuroscience.

Karalunas, S.L., Weigard, A., Alperin, B., Schwartz, A. (2020). Emotion-cognition interactions in ADHD: Early attention capture by emotional stimuli impairs cognitive control. Biological Psychiatry: CNNI, 5(5), 520-529.

Karalunas, S.L. & Nigg, J.T. (2020). Heterogeneity and subtyping in attention-deficit/hyperactivity disorder— Considerations for emerging research using person-centered computational approaches. Biological Psychiatry, 88(1), 103-110.

Alperin, B., Smith, C., Gustafsson, H., Figuracion, M., Karalunas, S.L. (2019). The relationship between alpha asymmetry and ADHD depends on negative affect level and parenting practices. Journal of Psychiatric Research.

Nigg, J.T., Karalunas, S.L., Gustafsson, H.C., Bhatt, P., Ryaninin, P., Mooney, M.A., Faraone, S.V., Fair, D.A., Wilmot, B. (2019). Evaluating Chronic Emotional Dysregulation and Irritability in Relation to ADHD or MDD genetic risk. Journal of Child Psychology & Psychiatry, 61(2), 205-214.

Karalunas, S.L., Hawkey, E., Gustafsson, H., Miller, M., Langhorst., M., Cordova, M., Fair, D., Nigg, J.T. (2018). Overlapping and Distinct Cognitive Impairments in Attention-Deficit/Hyperactivity and Autism Spectrum Disorder without Intellectual Disability. Journal of abnormal child psychology, 1-12.

Karalunas, S. L., Gustafsson, H. C., Dieckmann, N. F., Tipsord, J., Mitchell, S. H., &Nigg, J. T. (2017). Heterogeneity in development of aspects of working memory predicts longitudinal attention deficit hyperactivity disorder symptom change. Journal of abnormal psychology, 126(6), 774.

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Alperin, B. R., Gustafsson, H., Smith, C., &Karalunas, S. L. (2017). The relationship between early and late event-related potentials and temperament in adolescents with and without ADHD. PloS one, 12(7), e0180627.

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Karalunas, S.L., Fair, D., Musser, E.D., Aykes, K., Iyer, S.P., Nigg, J.T. (2014). Subtyping attention-deficit/hyperactivity disorder using temperament dimensions: toward biologically based nosologic criteria. JAMA Psychiatry. 71(9), 1015-1024. doi:10.1001/jamapsychiatry.2014.763

Figuracion, M., Tipsord, J., Karalunas, S.L. Sex differences in rates of diagnosis and neurophysiological profiles in ADHD. Presentation accepted at OHSU Research Week, Portland, OR, June 2020.

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McLelland, M., Tipsord, J., Karalunas, S.L. EEG correlates of callous-unemotional traits in ADHD. Presentation accepted at OHSU Research Week, Portland, OR, June 2020.

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Alperin, B., Shirley, B., Karalunas, S. (July, 2018) Mind wandering in adults with ADHD. Talk at the 23rd annual meeting of the Cognitive Science Association for Interdisciplinary Learning, Hood River, OR

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Schwartz, A.*, Tipsord, J., Alperin, B., Karalunas, S.L. Predicting ADHD Symptoms in Adolescents Using Error-Related Brain Potentials. Poster accepted for presentation at Annual Biomedical Research Conference for Minority Students, Indianapolis, IN, 2018.

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Savoy, A.*, Jones, S., Nigg, J.T., Nagel, B., Karalunas, S.L. Frontal white matter microstructural differences predict cognitive and behavioral impulsivity in ADHD. Poster accepted at the Association for Psychological Science annual meeting, San Francisco, CA, 2018.

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Bauer, B.*, Nigg, J.T., Karalunas, S.L. Working Memory and Negative Affect Mediate Increased Suicidal Ideation in Childhood Attention-Deficit/Hyperactivity Disorder. Poster presented at American Academy of Child &Adolescent Psychiatry, San Antonio, TX, 2015.