Below you will find a sampling of peer-reviewed MD research.
For a more full list of studies visit the ICMDR publications page.

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Soffer-Dudek, N., Somer, E., Abu-Rayya, H. M., Metin, B., & Schimmenti, A. (2020). Different cultures, similar daydream addiction? An examination of the cross-cultural measurement equivalence of the Maladaptive Daydreaming Scale, Journal of Behavioral Addictions JBA. Retrieved Nov 7, 2020, from

Greene, T., West, M. & Somer, E. (2020). Maladaptive daydreaming and emotional regulation difficulties: A Network Analysis. Psychiatric Research, 285. doi:

 – – –   Greene, West & Somer (2020). Supplementary materials.

Marcusson-Clavertz, D., West, M., Kjell, Somer, E. (2019) A daily diary study on maladaptive daydreaming, mind wandering, and sleep disturbances: Examining within-person and between-persons relations. PLoS ONE 14(11): e0225529. pone.0225529

Somer, E., Somer, L. & Halpern, N. (2019). Representations of maladaptive daydreaming and the self: A qualitative analysis of drawings, The Arts in Psychotherapy.63, 102-110.

Pietkiewicz, I.J., Nęcki, S., Bańbura, A, & Tomalski, R. (2018). Maladaptive daydreaming as a new form of behavioral addiction. Journal of Behavioural Addictions, 7(3), 838-843. DOI: 10.1556/2006.7.2018.95

Soffer-Dudek, N. & Somer, E. (2018) Trapped in a Daydream: Daily Elevations in Maladaptive Daydreaming Are Associated With Daily Psychopathological Symptoms. Frontiers in Psychiatry 9(194). doi: 10.3389/fpsyt.2018.00194

Somer, E. (2018). Maladaptive daydreaming: Ontological analysis, treatment rationale and a pilot case report. Frontiers in the Psychotherapy of Trauma and Dissociation, 1(2), 1-22.  

Somer, E., Soffer-Dudek, N., & Ross, C. A. (2017). The comorbidity of daydreaming disorder (Maladaptive Daydreaming). Journal of Nervous and Mental Disease. 205(7), 525-530. DOI:

Somer, E. Somer, L. & Jopp, S.D. (2016). Childhood Antecedents and Maintaining Factors in Maladaptive Daydreaming. Journal of Nervous and Mental Disease, 204(6), 471-478.  DOI:

Somer, E. Somer, L. & Jopp, S.D. (2016). Parallel Lives: A Phenomenological Study of the Lived Experience of Maladaptive Daydreaming. Journal of Trauma and Dissociation, 17(5), 561-576. DOI:

Bigelsen, J., Lehrfeld, J.M., Jopp, D.S. & Somer, E. (2016).Maladaptive daydreaming: Evidence for an under-researched mental health disorder. Consciousness and Cognition, 42, 254-266. DOI: