Chercheure et Co-directrice de l’équipe

Sommeil, Rêve et Cognition

Mes travaux consistent à mieux comprendre les bases cérébrales du rêve mais aussi l’organisation psychologique du rêve (pourquoi telle représentation plutôt qu’une autre apparait dans le rêve, fonction éventuelle du rêve…)


  • Ruby P, Masson R, Chatard B, Hoyer R, Bottemanne L, Vallat R, Bidet-Caulet A. High dream recall frequency is associated with an increase of both bottom-up and top-down attentional processes. Cerebral Cortex, 2021, in press.
  • De La Chapelle A, Frauscher B, Valomon A, Ruby P*, Peter-Derex L*. Relationship between epilepsy and dreaming: current knowledge, hypotheses, and perspectives. Frontiers in Neuroscience, 2021, in press.
  • Ruby P, Eskinazi M, Bouet R, Rheims S, Peter-Derex L. Dynamics of hippocampus and orbitofrontal cortex activity during arousing reactions from sleep : an intracranial EEG study. Human Brain Mapping, 2021 in press
  • Kennedy K, Bastien C, Ruby P, Killgore W, Wills C, Grandner M. Nightmare Content During the COVID-19 Pandemic: Influence of COVID-Related Stress and Sleep Disruption in the United States. Journal of Sleep Research 2021 in press.
  • Rousseau PF, Vallat R, Coste O, Cadis H, Nicolas F, Trousselard M, Ruby P, Khalfa S. Sleep parameters improvement in PTSD soldiers after symptoms remission. Scientific Reports 2021, in press.
  • Nicolas A, Ruby P. Dreams, sleep and psychotropic drugs. Frontiers in Neurology, 2020, 05 November.
  • Ruby P. The neural correlates of dreaming have not been identified yet. Commentary on “The neural correlates of dreaming. Nat Neurosci. 2017”. Frontiers in Neuroscience, 2020, 30 octobre.
  • Putois B, Leslie W, Asfeld C, Sierro C, Higgins S, Rupy P. Methodological recommendations to control for factors influencing dream and nightmare recall in clinical and experimental studies of dreaming. Frontiers in Neurology, 2020,15 September.
  • Vallat R, Nicolas A, Ruby P. Brain functional connectivity upon awakening from sleep predicts inter-individual differences in dream recall frequency. Sleep, 2020, Jun 28:zsaa116.
  • Vallat R, Ruby P. Is it a good idea to cultivate lucid dreaming? Frontiers in Psychology – Consciousness Research 2019. oct 31.
  • Plailly J, Villalba M, Vallat R, Nicolas A, Ruby P. Incorporation of fragmented visuo-olfactory episodic memory into dreams and its association with memory performance. Scientific Reports, 2019.9: 15687.
  • Combrisson E, Vallat R, O’Reilly C,  Jas M,  Pascarella A,  Saive AL, Thiery T, Meunier D, Altukhov D, Lajnef T, Ruby P,  Guillot A, Jerbi K. VISBRAIN: A multi-purpose GPU-accelerated open-source suite for multimodal brain data visualization. Frontiers in Neuroinformatics 2019.Mar 22;13:14.
  • Vallat R, Eichenlaub JB, Nicolas A, Ruby P. Hard to wake up? The cerebral correlates of sleep inertia assessed using combined behavioral, EEG and fMRI measuresNeuroimage 2019. Jan; 184: 266-278.
  • Blagrove M, Edwards C, van Rijn E, Reid A, Malinowski J, Bennett P, Carr M, Eichenlaub JB, McGee S,  Evans K,
  • Ruby P. Insight from the Consideration of REM dreams, Non-REM Dreams and DaydreamsPsychology of Consciousness: Theory, Research, and Practice 2019. 6(2), 138-162.
  • Vallat R, Eichenlaub JB, Nicolas A, Ruby P. Dream recall frequency is associated with medial prefrontal cortex white-matter densityFrontiers in Psychology 2018. 9:1856.
  • Vallat R, Eskinazi M, Nicolas A, Ruby P. Sleep and dream habits in a sample of French college students who report no sleep disordersJournal of Sleep Research 2018. Feb 6.
  • Van Rijn E, Reid A, Edwards C, Malinowski J, Ruby P, Eichenlaub JB, Blagrove M. Daydreams incorporate recent waking life concerns but do not show delayed (‘dream-lag’) incorporationsConsciousness and Cognition 2018. pii: S1053-8100(17)30014-4.
  • Vallat R, Chatard B, Blagrove M, Ruby P. Characteristics of the memory sources of dreams: a new version of the content-matching paradigm to take mundane and remote memories into accountPLoS One 2017. Oct 11;12(10): e0185262.
  • Vallat R, Combrisson E, Eichenlaub JB, O’Reilly C, Lajnef T, Guillot A, Jerbi K, Ruby P. Sleep: an open-source python software for visualization, analysis and staging of sleep dataFrontiers in Neuroinformatics 2017.Sep 21;11:60.
  • Morlet D, Ruby P, Andre-Obadia N, Fischer C. The auditory oddball paradigm revised to improve bedside detection of consciousness in behaviorally unresponsive patientsPsychophysiology 2017. Nov;54(11):1644-1662.
  • Vallat R, Lajnef T, Eichenlaub JB, Berthomier C, Jerbi K, Morlet D, Ruby P. Increased Evoked Potentials to Arousing Auditory Stimuli during Sleep: Implication for the Understanding of Dream RecallFrontiers in Human Neuroscience 2017. Mar 21;11:132.
  • Lajnef T, O’Reilly C, Combrisson E, Chaibi S, Eichenlaub JB, Ruby P, Aguera PE, Samet M, Kachouri A, Frenette S, Carrier J, Jerbi K. Meet Spinky: An open-source Spindle and K-complex detection toolbox validated on the open-access Montreal Archive of Sleep Studies (MASS)Frontiers in Neuroinformatics 2017. Mar 2;11:15. 
  • Lajnef T, Chaibi S,  Eichenlaub JB, Ruby P, Aguera PE, Samet M, Kachouri A, Jerbi K. Sleep spindle and K-complex detection using tunable Q-factor wavelet transform and morphological component analysisFrontiers in Human Neuroscience 2015. Jul 28;9:414.
  • Edwards C , Malinowski J, McGee S, Bennett P, Ruby P, Blagrove M. Comparing personal insight gains due to consideration of a recent dream and consideration of a recent event using the Ullman and Schredl dream group methodsFrontiers in Psychology 2015. June 18, 6:831.
  • Lajnef T, Chaibi S, Ruby P, Aguera PE, Eichenlaub JB, Samet M, Kachouri A, Jerbi K. Learning machines and sleeping brains: Automatic sleep stage classification using decision-tree multi-class support vector machinesJournal of Neuroscience Methods 2015. Jul 30;250:94-105.


  • Vallat R, Eichenlaub JB, Morlet D, Ruby P. Marco- and micro-structure of sleep in high and low dream recallers. The 16th International Neuropsychoanalysis Congress, 9-12 juillet 2015, Amsterdam, Pays-Bas.
  • Ruby P. L’étude expérimentale du rêve en psychologie et en neuroscience. Colloque interdisciplinaire « Les Contours du rêve », 18-20 juin 2015, Paris, France.
  • Vallat R, Eichenlaub JB, Morlet D, Ruby P. Marco- and micro-structure of sleep in high and low dream recallers. 32th Annual Conference of the International Association for the Study of Dreams, June 5-9, 2015, Virginia Beach, Virginie, Etats-Unis.
  • Vallat R, Chatard B, Ruby P. Which kind of waking life events are incorporated into dreams? 32th Annual Conference of the International Association for the Study of Dreams, June 5-9, 2015, Virginia Beach, Virginie, Etats-Unis.
  • Vallat R, Ruby P. From which kind of waking life events do we dream? 32th Annual Conference of the International Association for the Study of Dreams, June 5-9, 2015, Virginia Beach, Virginia, US.

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