Publications
PEER-REVIEWED PUBLICATIONS BY NICOLA BARCLAY
Book Sections
Barclay, N., L., Hysing, M. Sivertsen, B., & Gregory, A. M. (2021). Pediatric Insomnia and its Developmental Trajectories. In. Principles and Practices of Sleep Medicine - Section 11: Insomnia.
Maharaj, P. E., Barclay. N. L., Descartes, C., & Da Breo, H. (under review). Intimate Partner Violence and Sleep: An Overview of Sleep Disturbances and Interventions. In. Geffner, Vieth, Vaughan-Eden & Rosenbaum (Eds.) Handbook of Interpersonal Violence Across the Lifespan. Springer.
Gregory, A. M., Parsons, M. J., Barclay, N. L., Gehrman, P., & O’Leary, R. (2016). Genetic research on sleep, sleep disturbances and associated difficulties. In S. B. Malykh, Y. Kovas, & D. A. Gaysina (Eds) (2016). Behavioural Genomics: Child Development And Education. Tomsk: Publishing House of Tomsk State University.
Gregory, A. M., Parsons, M. J., Barclay, N. L., Gehrman, P., & O’Leary, R. (2014). Genetic research on sleep, sleep disturbances and associated difficulties. In S. B. Malykh & Y. Kovas (Eds). Handbook of contemporary investigations in behavioural genetics.
Barclay, N.L. & Gregory, A.M. (2014). Sleep and Psychopathology: Quantitative and molecular genetic research on comorbidity. In A. Ronald & S. Rhee (Eds). Genetics of Psychopathology. Wiley.
Barclay, N.L. & Gregory, A.M. (2013). Sleep in Childhood and Adolescence: Age specific sleep characteristics, common sleep disturbances and associated difficulties. In S. L. Andersen & D. S. Pine (Eds). The Neurobiology of Childhood. Springer.
Barclay, N.L. (2012). Sleep quality: A behavioural genetic perspective. In D. Barret & P. McNamara (Eds). Encyclopedia of Sleep and Dreams. Santa Barbara, CA: Greenwood Publishers. [Invited Article]
Journal Articles
Ellis, J. G., Perlis, M. L., Espie, C. A., Grandner, M. A., Bastien, C. H., Barclay, N. L., ... & Gardani, M. (2021). The Natural History of Insomnia: Predisposing, precipitating, coping and perpetuating factors over the early developmental course of insomnia. Sleep. doi: 10.1093/sleep/zsab095
Kocevska, D., Barclay, N. L., Bramer, W. M., Gehrman, P., & Van Someren, E. J. (2021). Heritability of sleep duration and quality: A systematic review and meta-analysis. Sleep Medicine Reviews, 101448.
Barclay, N. L., Kocevska, D., Bramer, W. M., Van Someren, E. J., & Gehrman, P. (2021). The heritability of insomnia: A meta‐analysis of twin studies. Genes, Brain and Behavior, e12717.
Elder, G. J., Wetherall, M. A., Pollet, T. V., Barclay, N. L., & Ellis, J. G. (2020) Experienced demand does not affect subsequent sleep and the cortisol awakening response. Nature and Science of Sleep, 12, 537-543.
Barclay, N. L., Rowley, S., Robson, A., Akram, U. & Myachykov, A. (2020). Sleep duration, sleep variability, and impairments of visual attention. Quarterly Journal of Experimental Psychology, 1-13.
Madrid-Valero, J. J., Barclay, N. L., Rowe, R., Perach, R., Buysse, D. J., Ordoñana, J. R., Eley, T. C., Gregory, A. M. (2019). Association between symptoms of sleep apnea and internalizing and externalizing behaviors in a sample of young adult twins and siblings. Psychosomatic Medicine. 1-8.
Akram, U., Barclay, N. L., & Milkens, B. (2018). Sleep-related attentional bias in insomnia: time to examine moderating factors? Frontiers in Psychology, 9, 2573.
Elder, G. J., Barclay, N. L., Wetherall, M. A., & Ellis, J. G. (2018). Anticipated next-day demand affects the magnitude of the cortisol awakening response but not subjective or objective sleep. Journal of Sleep Research,27(1), 47-55.
Akram, U., Milkins, B., Ypsilanti, A., Reidy, J., Lazuras, L., Stevenson, J., Notebaert, L. & Barclay, N. L. (2018). The therapeutic potential of attentional bias modification training for insomnia: study protocol for a randomised controlled trial. Trials, 19(1), 567.
Akram, U., Beattie, L., Ypsilanti, A., Reidy, J., Robson, A., Chapman, A. J., & Barclay, N. L. (2018). Sleep-related attentional bias for tired faces in insomnia: Evidence from a dot-probe paradigm. Behaviour Research and Therapy, 103, 18-23.
Akram, U., Ellis, J. G., Myachykov, A., & Barclay, N. L. (2017). Preferential attention towards the eye‐region amongst individuals with insomnia. Journal of Sleep Research, 26(1), 84-91.
Denis, D., Akhtar, R., Holding, B., Murray, C., Panatti, J., Claridge, G., Sadeh, A., Barclay, N. L., O’Leary, R., Maughan, B., McAdams., T. A., Eley., T. C., Viding, E., Gregory, A. M. (2017). Externalizing behaviours and callous-unemotional traits: Different associations with sleep quality. Sleep(40), 8.
Akram, U., Ellis, J. G., Myachykov, A., Chapman, A. J., & Barclay, N. L. (2017). Anxiety mediates the relationship between multidimensional perfectionism and insomnia disorder. Personality and Individual Differences, 104, 82-86.
Barclay N. L. & Myachykov, A. (2016). Sustained wakefulness and visual attention: moderation by chronotype. Experimental Brain Research, 1-12.
Barclay, N. L., Rowe, R., O’Leary, R., Bream, D., & Gregory, A. M. (2016). Longitudinal stability of genetic and environmental influences on the association between diurnal preference and sleep quality in young adult twins and siblings. Journal of Biological Rhythms, 31(4), 375-386.
Gregory, A.M., Rijsdijk, F.V., Eley, T.C., Buysse, D.J., Schneider, M., Parsons, M. & Barclay, N. L. (2016). A longitudinal twin and sibling study of associations between insomnia and depression symptoms in young adults. Sleep, 39(11), 1985-1992.
Akram, U. A., Ellis, J. G. Myachykov, A. & Barclay, N. L. (2016). Misperception of tiredness in young adults with insomnia. Journal of Sleep Research, 25, 466-474.
Elder, G. J., Ellis, J. G., Barclay, N. L., & Wetherall, M. A. (2016). Assessing the daily stability of the cortisol awakening response in a controlled environment. BMC Psychology, 4: DOI 10.1186/s40359-016-0107-6
Akram, U. A., Ellis, J. G. & Barclay, N. L. (2015). Anxiety mediates the relationship between perfectionism and insomnia symptoms: a longitudinal study. PLOS ONE, 10(10), e0138865.
Gotts, Z. M., Ellis, J. G., Deary, V., Barclay, N. L. & Newton, J. L. (2015). The Association between daytime napping and cognitive functioning in chronic fatigue syndrome. PLOS ONE. DOI: 10.1371/journal.pone.0117136
Barclay, N. L., Gehrman, P., Gregory, A. M., Eaves, L. J. & Silberg, J. (2015). The heritability of insomnia progression during childhood/ adolescence: results from a longitudinal twin study. Sleep, 38, 109-118.
Ellis, J. G. & Barclay, N. L. (2014). Cognitive Behavior Therapy for Insomnia: State of the Science or a Stated Science? Sleep Medicine, 15, 849-850.
Deary, V., Ellis, J.G., Wilson, J., Coulter, C., Barclay, N.L. (2014). Simple snoring: not quite so simple after all?. Sleep Medicine Reviews, 18, 453-462.
Parsons, M. J., Lester, K. J., Barclay, N. L., Archer, S. N., Nolan, P. M., Eley, T. C. & Gregory, A. M. (2014). Polymorphisms in genes with circadian expression are associated with diurnal preference (PER3 and ARNTL2) and sleep measures (GNβ3). Journal of Sleep Research, 23, 595-604.
Barclay, N.L., Watson, N.F., Goldberg, J., Buchwald, D. (2014). Moderation of genetic and environmental influences on diurnal preference by age in adult twins. Chronobiology International. 31, 222-231.
Elder, G., Wetherell, M., Barclay, N. L., Ellis, J. G. (2013). The Cortisol Awakening Response - applications and implications for sleep medicine. Sleep Medicine Reviews, 18, 195-204.
Parsons, M. J., Lester, K. J., Barclay, N. L., Nolan, P. M., Eley, T. C. & Gregory, A. M. (2013). Replication of genome-wide association studies (GWAS) loci for sleep in the British G1219 cohort. Neuropsychiatric Genetics, 162B, 431-438.
Barclay, N.L., & Ellis, J. G. (2013). Sleep-related attentional bias in good vs. poor sleepers is independent of affective valence. Journal of Sleep Research, 22, 414-421.
Barclay, N.L., Eley, T.C., Parsons, M. J., Willis, T. A., Gregory, A.M. (2013). Monozygotic twin differences in non-shared environmental factors associated with chronotype. Journal of Biological Rhythms, 28, 51-61.
McAdams, T. A., Gregory, A. M., Rowe, R., Zavos, H. M. S., Barclay, N. L., Lau, J., Maughan, B., & Eley, T. C. (2013). The Genesis 12-19 Study: A twin study of gene-environment interplay and adolescent development in the UK. Twin Research, 16, 134-143.
Barclay, N.L. & Gregory, A.M. (2013). Sleep disturbances and comorbid emotional, behavioural, and health-related difficulties: A review of quantitative genetic research. Sleep Medicine Reviews, 17, 29-40.
Barclay, N.L., & Ellis, J. G. (2012). Genetic influences contribute to neurobehavioral response to acute sleep deprivation: Commentary on Kuna et al. Heritability of performance deficit accumulation during acute sleep deprivation in twins. Sleep, 35, 1191-1192.
Barclay, N.L. (2012). The ABC of a PhD: A few tips for success in academia. The Quarterly. [Invited Article]
Zavos, H.M.S., Barclay, N.L., Wong, C.C.Y., Keers, R., Mill, J., Gregory, A.M., Eley, T.C. (2012). Anxiety sensitivity in adolescence and young adulthood: the role of stressful life events, 5HTTLPR, and their interaction. Depression & Anxiety, 29, 400-408.
Barclay, N.L., Eley, T.C., Buysse, D.J., Maughan, B., Gregory, A.M. (2012). Nonshared environmental influences on sleep quality: A study of monozygotic twin differences. Behavior Genetics, 42, 234-244.
Gregory, A. M., Buysse, D. J, Willis, T.A., Rijsdijk, F. V., Maughan, B., Rowe, R., Cartwright, S., Barclay, N. L., Eley, T.C. (2011). Associations between sleep quality and anxiety and depression symptoms in a sample of young adult twins and siblings. Journal of Psychosomatic Research, 71, 250-255.
Barclay, N.L., Eley, T.C., Mill, J., Wong, C.C.Y., Zavos, H.M., Archer, S.N., Gregory, A.M. (2011). Sleep quality and diurnal preference in a sample of young adults: Associations between 5HTTLPR, PER3 and CLOCK 3111. American Journal of Medical Genetics: Part B: Neuropsychiatric Genetics, 156, 681–690.
Barclay, N.L., Eley, T.C., Rijsdijk, F.V., Gregory, A.M. (2011). Dependent negative life events and sleep quality: An examination of gene-environment interplay. Sleep Medicine, 12, 403-409.
Barclay, N.L., Eley, T.C., Maughan, B., Rowe, R., Gregory, A.M. (2010). Associations between diurnal preference, sleep quality and externalising behaviours: A behavioural genetic analysis. Psychological Medicine, 41, 1029-1040.
Barclay, N.L., Eley, T.C., Buysse, D. J., Rijsdijk, F. V., Gregory, A.M. (2010). Genetic and environmental influences on different components of the Pittsburgh Sleep Quality index and their overlap. Sleep, 33, 659-668.
Barclay, N.L., Eley, T.C., Buysse, D. J., Archer, S.N., Gregory, A.M. (2010). Diurnal preference and sleep quality: same genes? A study of young adult twins. Chronobiology International, 27, 278-296.
Barclay, N.L., Gregory, A.M. (2010). The presence of a perseverative iterative style in poor vs. good sleepers. Journal of Behavior Therapy and Experimental Psychiatry, 41, 18-23.
Gregory, A.M., Barclay, N.L. (2009). Too stressed to sleep. Psychologist. [Invited Article]