Publications

2025

• Penichet, E.N., Beam, C. R., Luczak, S.E., & Davis, D.W. (2025). Genetically Informed Longitudinal Study of Early-Life Temperament and Childhood Aggression. Development & Psychopathology.
• Willroth, E. C., Graham, E. K., James, B. D., Jackson, K., Beam, C. R., Pedersen, N., Reynolds, C., Katz, K., Lipton, R. B., Boyle, P., Wilson, R., Bennett, D.A., & Mroczek, D.K. (2025). Associations of Personality Trait Level and Change with Mortality Risk in 11 Longitudinal Studies. Journal of Personality and Social Psychology.

2024

• Beam, C. R., Bakulski, K. M., Zandi, E., Turkheimer, E., Lynch, M., Gold, A. I., Arpawong, T. E., Bell, S. A., Kam, A. C., Becker, J., & Davis, D. W. 2024. Epigenome-Wide Association Study of Loneliness in a Sample of U.S. Middle-Aged Twins. Epigenetics, 19(1).
• Jang, J.Y., Beam, C.R., & Gatz, M. (2024). Dementia and mortality in older adults: A twin study. Alzheimer’s & Dementia: The Journal of the Alzheimer’s Association, 20(3), 1682-1692.
• Moshtael, R., Lynch, M. E., Duncan, G. E., Beam, C. R.. (2024). A Genetically Informed Study of the Association Between Perceived Stress and Perceived Social Isolation. Behavior Genetics, 54(3), 268-277.
  
• Pilgrim, M.J.D., Beam, C. R., Nygaard, M., & Finkel, D. (2024). Prospective Effects of Self-Rated Health on Dementia Risk in Two Twin Studies of Aging. Behavior Genetics, 54(4), 307–320.
• Womack, S. R., Beam, C. R., Giangrande, E. J., Scharf, R. J., Tong, X., Davis, D. W., & Turkheimer, E. (2024). Co-recovery of physical size and cognitive ability from infancy to adolescence: A twin study. Child Development, 95(4), 1367-1383.

2023

• Dong, L., Giangrande, E. J., Womack, S. R., Yoo, K., Beam, C. R., Jacobson, K., & Turkheimer, E. (2023). Longitudinal Analysis of the Scarr-Rowe Interaction across Adolescence and Early Adulthood: Roles of Parental Education, Family Income, and Peer Academic Environment. Behavior Genetics, 53(4), 311–330
• Luczak, S. E., Beam, C. R., Pahlen, S., Lynch, M., Pilgrim, M., Reynolds, C. A., Panizzon, M.S., Catts, V. S., Christensen, K., Finkel, D., Franz, C. E., Kremen, W. S., Lee, T., McGue, M., Nygaard, M., Plassmanm, B. L., Whitfield, K. E., Pedersen, N. L., & Gatz, M. for the IGEMS Consortium. (2023). Remember This: Age Moderation of Genetic and Environmental Contributions to Episodic Memory from Midlife through Late Adulthood. Intelligence, 99, 101759.
• Luo, J., Beam, C. R., & Gatz, M. (2023). Is Stress an Overlooked Risk Factor for Dementia? A Systematic Review from a Lifespan Developmental Perspective. Prevention Science, 24(5), 936-949.
• Lynch, M., Arpawong, T. E., & Beam, C.R.. (2023). Associations between longitudinal loneliness, DNA methylation age acceleration, and cognitive functioning. Journals of Gerontology: Series B, 78(12), 2045-2059.
• Nikstat, A., Beam, C. R., & Riemann, R. (2023). Gene-Environment Interplay in Internalizing Problem Behavior. Developmental Psychology, 59(8), 1470-1483.
• Roman, C.J., Beam, C.R., & Zelinski, E. (2023). Sociodemographic Predictors of Social Network Age Integration Status in Late Life. Journal of Intergenerational Relationships, 22, 483-500.
• Saenz, J. L., Beam, C. R., & Kim, A. J. (2023). Development of a Latent Dementia Index in the Aging, Demographics, and Memory Study: Validation and Measurement Invariance by Sex. Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring.
• Tureson, K., Beam, C. R., Medina, L., Segal-Gidan, F., D’Orazio, L., Chui, H., Torres, M., Varma, R., & Ringman, J. (2023). The Spanish English Neuropsychological Assessment Scale in Older Adult Non-Carrier Latines and Latines with Autosomal Dominant Alzheimer’s Disease. Journal of Clinical and Experimental Neuropsychology, 45(6), 553–569.
• Womack, S. R., Beam, C. R., Giangrande, E. J., Scharf, R. J., Tong, X., Ponnapalli, M., Davis, D. W., & Turkheimer, E. (2023). Nonlinear catch-up growth in height, weight, and head circumference from birth to adolescence: A longitudinal twin study. Behavior Genetics, 53(5-6), 385–403.

2022

• Beam, C. R., Kim, A. J., & Polderman, T. J. C. (2022). Twin Studies of Complex Traits and Diseases. In A. D. Tarnoki, D. L. Tarnoki, J. R. Harris, N. Segal, L. Littvay (Eds.), Twin Research for Everyone (pp. 215–234). London: Academic Press.
• Beam, C. R., Luczak, S. E., Panizzon, M. S., Reynolds, C. A., Sachdev, P. S., Nygaard, M., Christiansen, K., Pedersen, N. L., & *Gatz, M., for the IGEMS Consortium. (2022). Estimation of a Latent Dementia Index in 10 Genetically Informed Studies. Journal of Alzheimer’s Disease, 90(3), 1187–1201.
• Beam, C. R., Pezzoli, P., Mendle, J., Burt, S. A., Neale, M. C., Boker, S. M., Keel, P. K., & Klump, K. L. (2022). How Nonshared Environmental Factors Come to Correlate with Heredity. Development & Psychopathology, 34, 321–333.
• Finkel, D., Davis, D. W., Turkheimer, E., & Beam C. R. (2022). Socio-economic status impacts genetic influences on the longitudinal dynamic relationship between temperament and cognition in childhood: The Louisville Twin Study. Child Development, 93(2), e135-e148.
• Giangrande, E. J., Beam, C. R., Davis, D. W. & Turkheimer, E. (2022). The Flynn Effect Across Four Decades and Three WISC Versions in a Single Sample of U.S. Children. Child Development, 93(1), e47–e58.
• McIntosh, E. C., Slavich, G. M., Beam, C. R., Spahr, C. M., & Thames, A. D. (2022). Prefrontal Cortex Volume Mediates the Relationship Between Lifetime Stressor Exposure and Cognition in People Living with and without HIV. Psychosomatic Medicine, 84(8), 904-913.
• Robinette, J. W., Beam, C. R., & Gruenwald, T. L. (2022). Can I Buy My Health? Annals of Behavioral Medicine, 56(5), 418–427.
• Roman, C., Beam, C. R., & Zelinski, E. (2022). Psychosocial Outcomes of Age Integration Status: Do Age-Integrated Social Networks Benefit Older Adults? International Journal of Environmental Research and Public Health, 19(19), 12322.
• Womack, S. R., Beam, C. R., Davis, D. W., Finkel, D., & Turkheimer, E. (2022). Genetic and Environmental Correlates of the Nonlinear Recovery of Cognitive Ability in Twins. Developmental Psychology, 58(3), 535–550.

2021

• Graham, E. K., James, B. D., Jackson, K., Willroth, E. C., Luo, J., Beam, C. R., Pedersen, N., Reynolds, C., Katz, K., Lipton, R. B., Boyle, P., Wilson, R., Bennett, D. A., & Mroczek, D. K. (2021). A coordinated analysis of the associations among personality traits, cognitive decline, and dementia in older adulthood. Journal of Research in Personality, 92, 104100.
• Kim, A. J., Gold, A. I., Fenton, L., Pilgrim, M., Lynch, M., Climer, C. R., Penichet, E. N., Kam, A., & Beam, C.R. (2021). A Genetically Informed Longitudinal Study of Loneliness and Dementia Risk in Older Adults. Frontiers in Genetics, 12, 661474.
• Vargas, S, Calderon, V, Beam, C. R., Cespedes-Knadle, Y, & Huey, S. (2021 ). Worse for Girls?: Gender Differences in Discrimination as a Predictor of Suicide Risk among Latinx Youth. Journal of Adolescence, 88, 162–171.

2020

• Beam, C. R., Kaneshiro, C., Jang, J. Y., Reynolds, C. A., Pedersen, N. L., & ∗ Gatz, M. (2020). A twin study of sex differences in all dementia, Alzheimer’s disease, and non-AD dementia. Journal of Alzheimer’s Disease, 76(2), 539-551.
• Beam, C. R. & Kim, A. J. (2020). Psychological sequelae of social isolation and loneliness might be a larger problem in young adults than older adults. Psychological Trauma: Theory, Research, Practice, and Policy, 12(S1), S58–S60.
• Beam, C. R., Turkheimer, E., Finkel, D., Levine, M., Zandi, E., Guterbock, T, Giangrande, E.J., Ryan, L., Pasquenza, N, & Davis, D. W. (2020). Midlife study of the Louisville twins: Connecting cognitive development to biological and cognitive aging. Behavior Genetics, 50(2), 73-83.
• Graham, E. K., Weston, S. J., Gerstorf, D., Yoneda, T. B., Booth T., Beam, C. R., Petkus, A. J., Drewelies, J., Hall, A. N., Bastarache, E. D., Estabrook, R., Katz, M. J., Turiano, N. A., Lindenberger, U., Smith, J., Wagner, G. G., Pedersen, N. L., Allemand, M., Spiro, A., Deeg, D. J. H., Johansson, B., Piccinin, A. M., Lipton, R. B., Schaie, K. W., Willis, S., Reynolds, C. A., Deary, I. J., Hofer, S. M., & Mroczek, D. K. (2020). Trajectories of big five personality traits: A coordinated analysis of 16 longitudinal samples. European Journal of Personality, 34, 301–321.
• Kazmierski, K. F. M, ∗Margolin, G., & Beam, C. R. (2020). Family aggression and attachment avoidance influence HPA reactivity in young adult couples. Journal of Family Psychology, 34(6), 664–675.
• Kim, A. J., Beam, C. R., Greenberg, N., & Burke, S. L. (2020). Health factors as potential mediators of the longitudinal effect of loneliness on general cognitive ability. American Journal of Geriatric Psychiatry, 28(12), 1272–1283.
• Koch, M. K., Mendle, J., & Beam, C. R. (2020). Perceived disruption during the pubertal transition. Journal of Abnormal Child Psychology, 48(9), 1211-1222.
• Luo, J., Beam, C. R., Karlsson, I. K., Pike, C., & Gatz, M. (2020). Dementia risk in women higher in same-sex than opposite-sex twins. Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, 12(1), e12049.
• Mendle, J., Beam, C. R., McKone, K. M. P., & Koch, M. K. (2020). Puberty and transdiagnostic risks for mental health. Journal of Research on Adolescence, 30(3), 687-705.
• Robinette, J. W., & Beam, C. R., (2020). Genetically-informed study of neighborhoods and health: Results from the MIDUS twin sample. The Journals of Gerontology: Series B, 75(5), 1072-1081.
• Rubenson, M. P., Galbraith, K., Shin, O., Beam, C. R., & Huey, S.J. (2020). When helping hurts? Towards a nuanced interpretation of iatrogenic effects in gang-focused interventions. Clinical Psychology: Science and Practice, 1-14.
• Saenz, J. L., Beam, C. R., & Zelinski, E. (2020). The association between spousal education and cognitive function among older Mexican adults. The Journals of Gerontology: Series B, 75(7), e129–e140.

2019

• Beam, C. R., & Collins E. M. (2019). Trajectories of depressive symptomatology and loneliness in older adult sexual minorities and heterosexual groups. Clinical Gerontologist, 42, 172-184.
• Davis, D. W., Turkheimer, E., Finkel, D., Beam, C. R., & Ryan, L. (2019) The Louisville Twin Study: Past, present, and future. Twin Research and Human Genetics, 22(6), 735-740.
• Giangrande, E. J., Beam, C. R., Carroll, S., Matthews, L. J., Davis, D. W., Finkel, D. & Turkheimer, E. (2019). Multivariate analysis of the Scarr-Rowe interaction across middle childhood and early adolescence. Intelligence, 77, 1-12.
• Gottschling, J., Hahn, E., Beam, C. R., Spinath, F. M., Carroll, S., & Turkheimer, E. (2019). Socioeconomic status amplifies genetic effects, in middle childhood and adolescence in a large German twin sample. Intelligence, 72, 20-27.
• Moser, V. A., Christensen, A. K., Liu, J., Zhou, A., Beam, C. R., Galea, L., & Pike, C. J. (2019). Effects of aging and testosterone treatment on neural and metabolic outcomes of high-fat diet in male brown Norway rats. Neurobiology of Aging, 73, 145-160.
• Sharp, E.S., Beam, C.R., Reynolds, C.A., & Gatz, M. (2019). Openness declines in advance of death in late adulthood. Psychology and Aging, 34(1), 124-138.

2018

• Beam, C. R., Kaneshiro, C., Jang, J. Y., Karlsson, I. K., Reynolds, C. A., Pedersen, N. L., & Gatz, M. (2018). Differences between men and women in incidence rates of dementia and Alzheimer’s disease. Journal of Alzheimer’s Disease, 64(4), 1077–1083.
• Beam, C. R., Marcus, K., Turkheimer, E., & Emery, R. E. (2018). Gender differences in the structure of marital quality. Behavior Genetics, 48, 209-223.
• Zavala, C., Beam, C. R., Finch, B., Gatz, M., Johnson, W., Kremen, W. S., Neiderhiser, J.M., Pedersen, N. L., & Reynolds, C. A. for the IGEMS Consortium. (2018). Testing gene-environment interaction in various cognitive domains. Developmental Psychology, 54, 2356-2370.

2017

• Beam, C. R., Dinescu, D., Emery, R. E., & Turkheimer, E. (2017). A twin study on perceived stress, depressive symptoms, and marriage. Journal of Health and Social Behavior, 58, 37-53.
• Beam, C. R., & Turkheimer, E. (2017). Gene-environment correlation as a source of stability and diversity in development. In P.H. Tolan & B. Leventhal (Eds.), Gene-environment transactions in developmental psychopathology: Role in intervention research (pp. 111-130). New York: Springer.
• O’Connor, S. M., Beam, C. R., Cohen, L. A., Luo, X, Emery, R., Turkheimer, E., Keel, P.K., Burt, S. A., Neale, M. C., Boker, S. M. Sisk, C. L., & Klump, K. L. (2017). Genetic and environmental associations between body dissatisfaction, weight preoccupation, and binge eating: Evidence for a common factor with differential loadings across symptom type. International Journal of Eating Disorders, 50, 157-161.
• Petkus, A. J., Beam, C. R., Johnson, W. A., McGue, M., Neiderhiser, J. M., Reynolds, C. A., Gatz, M., for the IGEMS Consortium. (2017). Gene-environment interplay in depressive symptoms: Moderation by age, sex, and physical illness. Psychological Medicine, 47, 1836-1847.
• Turkheimer, E., Beam, C. R., Tambs, K, Sundet, J.M. (2017). Interaction between parental education and twin correlations for cognitive ability in a Norwegian conscript sample. Behavior Genetics, 47(5), 507–515.
• Turner, B. J., McCann, B., Dunn, C., Darnell, D., Beam, C. R., Kleiber, B. V., Nelson, K. M., & Fukunaga, R. (2017). Examining the reach of a brief alcohol intervention service in routine practice at a level 1 trauma center. Journal of Substance Abuse Treatment, 79, 29–33.

2016

• Beam, C. R., Emery, R. E., Reynolds, C. A., Gatz, M., Turkheimer, E., & Pedersen, N.L. (2016). Widowhood and the stability of late life depressive symptomatology in the Swedish Adoption/Twin Study of Aging. Behavior Genetics, 46(1), 100-113.
• Dinescu, D., Turkheimer, E., Beam, C. R., Horn, E. E., Duncan, G., & Emery, R. E. (2016). Is marriage a buzzkill? The effect of marital status on alcohol consumption. Journal of Family Psychology, 30(6), 698–707.

2015

• Beam, C. R., Turkheimer, E., Dickens, W. T., & Davis, D. W. (2015). Twin differentiation of cognitive ability through phenotype to environment transmission: The Louisville Twin Study. Behavior Genetics, 45(6), 622-634.
• Turkheimer, E. Beam, C. R., & Deborah, D. W. (2015). The Scarr-Rowe interaction in complete seven-year WISC data from Louisville Twin Study. Behavior Genetics, 45(6), 635–639.

2014

• Sbarra, D. A., Emery, R. E., Beam, C. R., & Ocker, B. L. (2014). Marital dissolution and major depression: A propensity score analysis. Clinical Psychological Science, 2(3), 249–257.

2013

• Beam, C. R., & Turkheimer, E. (2013). Phenotype-environment correlations in longitudinal twin models. Development & Psychopathology, 25(1), 7–16.
• Horn, E. E., Xu, Y., Beam, C. R., Turkheimer, E., & Emery, R. E. (2013). Accounting for the physical- and mental-health benefits of entry into marriage: A genetically informed study of selection and causation. Journal of Family Psychology, 27(1), 30–41.

2012

• Emery, R. E., Horn, E. E., & Beam, C. R. (2012). Marriage and improved well-being: Using twins to parse the correlation, asking how marriage helps, and wondering why more people don’t buy a bargain. In E. Scott & M. Garrison (Eds.), Marriage at a crossroads. New York: Cambridge University Press.

2011

• Beam, C. R., Horn, E. E., Hunt, S. K., Emery, R. E., Turkheimer, E., & Martin, N. (2011). Revisiting the effect of marital quality on depression in mothers and fathers: A genetically informed study. Journal of Family Psychology, 25(3), 336-344.
• Dickens, W. T., Turkheimer, E. T., & Beam, C. R. (2011). The social dynamics of the expression of genes for cognitive ability. In. K. S. Kendler, S. Jaffee, & D. Romer (Eds.), The dynamic genome and mental health: The role of genes and environments in youth development (pp.103-127). New York: Oxford University Press.
• Emery, R. E., Beam, C. R., & Rowen, J. (2011). Adolescents’ experience of parental divorce. In B. Brown & M. Prinstein (Eds.), Encyclopedia of adolescence (Vol. 2, pp. 10-17). New York: Academic Press.