Prof Samuel Wass


NameProf Samuel Wass
ORCIDhttps://orcid.org/0000-0002-7421-3493
Job titleProfessor of Psychology
Email addresss.v.wass@uel.ac.uk
Research institutePsychology

Research outputs

Assessing the Efficacy of Open-Source Solutions to Automated Facial Coding: A Methods-Comparison Study with EMG

Viswanathan, N., Labendzki, P., Perapoch Amado, M., Ives, J., Greenwood, E., Northrop, T., de Klerk, C., Goupil, L. and Wass, S. 2022. Assessing the Efficacy of Open-Source Solutions to Automated Facial Coding: A Methods-Comparison Study with EMG. Face2face: advancing the science of social interaction. 6-9 Carlton House Terrace, London SW1Y 5AG 04 Apr - 05 Aug 2022

The Sub-Second Dynamics of Spontaneous Mimicry: An Electromyography Study Tracking Infant Caregiver Dyads during Free Play

Viswanathan, N., Labendzki, P., Perapoch Amado, M., Ives, J., Greenwood, E., Northrop, T., de Klerk, C., Goupil, L. and Wass, S. 2022. The Sub-Second Dynamics of Spontaneous Mimicry: An Electromyography Study Tracking Infant Caregiver Dyads during Free Play. XXIII ICIS 2022 Developmental Cascades. Ottawa, Canada 07 - 10 Jul 2022

DEEP: A dual EEG pipeline for developmental hyperscanning studies

Kayhan, E., Matthes, D., Marriott Haresign, I., Bánki, A., Michel, C., Langeloh, M, Wass, S. and Hoehl, S. 2022. DEEP: A dual EEG pipeline for developmental hyperscanning studies. Developmental Cognitive Neuroscience. 54 (Art. 101104). https://doi.org/10.1016/j.dcn.2022.101104

Oscillatory entrainment to our early social or physical environment and the emergence of volitional control

Wass, S., Perapoch Amado, M. and Ives, J. 2022. Oscillatory entrainment to our early social or physical environment and the emergence of volitional control. Developmental Cognitive Neuroscience. 54 (Art. 101102). https://doi.org/10.1016/j.dcn.2022.101102

Multimodal hyperscanning reveals that synchrony of body and mind are distinct in mother-child dyads

Reindl, V., Wass, S., Leong, V., Scharke, W., Wistuba, S., Wirth, C. L., Konrad, K. and Gerloff, C. 2022. Multimodal hyperscanning reveals that synchrony of body and mind are distinct in mother-child dyads. NeuroImage. 251 (Art. 118982). https://doi.org/10.1016/j.neuroimage.2022.118982

Automatic classification of ICA components from infant EEG using MARA

Marriott Haresign, I., Phillips, E., Whitehorn, M., Noreika, V., Jones, E. J. H., Leong, V. and Wass, S. 2021. Automatic classification of ICA components from infant EEG using MARA. Developmental Cognitive Neuroscience. 52 (Art. 101024). https://doi.org/10.1016/j.dcn.2021.101024

Infant Effortful Control Mediates Relations Between Nondirective Parenting and Internalising-Related Child Behaviours in an Autism-Enriched Infant Cohort

Smith, C. G., Jones, E. J. H., Wass, S., Pasco, G., Johnson, M. H., Charman, T., Wan, M. W. and The BASIS Team 2022. Infant Effortful Control Mediates Relations Between Nondirective Parenting and Internalising-Related Child Behaviours in an Autism-Enriched Infant Cohort. Journal of Autism and Developmental Disorders. 52, p. 3496–3511. https://doi.org/10.1007/s10803-021-05219-x

The origins of effortful control: How early development within arousal/regulatory systems influences attentional and affective control

Wass, S. 2021. The origins of effortful control: How early development within arousal/regulatory systems influences attentional and affective control. Developmental Review. 61 (Art. 100978). https://doi.org/10.1016/j.dr.2021.100978

What is the Difference between 'Good' and 'Bad' Stress? Understanding Possible Effects of Socio-economic Status on Learning, 2016-2018

Wass, S. 2021. What is the Difference between 'Good' and 'Bad' Stress? Understanding Possible Effects of Socio-economic Status on Learning, 2016-2018. UK Data Service. https://doi.org/10.5255/UKDA-SN-854793

Very preterm infants engage in an intervention to train their control of attention: results from the feasibility study of the Attention Control Training (ACT) randomised trial

Perra, O., Wass, S., McNulty, A, Sweet, D., Papageorgiou, K. A., Johnston, M., Bilello, D., Patterson, A. and Alderdice, F. 2021. Very preterm infants engage in an intervention to train their control of attention: results from the feasibility study of the Attention Control Training (ACT) randomised trial. Pilot and Feasibility Studies. 7 (Art. 66). https://doi.org/10.1186/s40814-021-00809-z

In Infancy, It’s the Extremes of Arousal That Are ‘Sticky’: Naturalistic Data Challenge Purely Homeostatic Approaches to Studying Self-Regulation

Wass, S., Smith, C. G., Clackson, K. and Mirza, F. U. 2020. In Infancy, It’s the Extremes of Arousal That Are ‘Sticky’: Naturalistic Data Challenge Purely Homeostatic Approaches to Studying Self-Regulation. Developmental Science. 24 (Art. e13059). https://doi.org/10.1111/desc.13059

Toward the Understanding of Topographical and Spectral Signatures of Infant Movement Artifacts in Naturalistic EEG

Georgieva, S., Lester, S., Noreika, V., Yilmaz, M. N., Wass, S. and Leong, V. 2020. Toward the Understanding of Topographical and Spectral Signatures of Infant Movement Artifacts in Naturalistic EEG. Frontiers in Neuroscience. 14 (Art. 352). https://doi.org/10.3389/fnins.2020.00352

Interpersonal Neural Entrainment during Early Social Interaction

Wass, S., Whitehorn, M., Marriott Haresign, I., Phillips, E. and Leong, V. 2020. Interpersonal Neural Entrainment during Early Social Interaction. Trends in Cognitive Sciences. 24 (4), pp. 329-342. https://doi.org/10.1016/j.tics.2020.01.006

Training attention control of very preterm infants: protocol for a feasibility study of the Attention Control Training (ACT)

Perra, O., Wass, S., McNulty, A., Sweet, D., Papageorgiou, K., Johnston, M., Patterson, A., Bilello, D. and Alderdice, F. 2020. Training attention control of very preterm infants: protocol for a feasibility study of the Attention Control Training (ACT). Pilot and Feasibility Studies. 6, p. Art. 17. https://doi.org/10.1186/s40814-020-0556-9

14 challenges for conducting social neuroscience and longitudinal EEG research with infants

Noreika, V., Georgieva, S., Wass, S. and Leong, V. 2019. 14 challenges for conducting social neuroscience and longitudinal EEG research with infants. Infant Behavior and Development. 58 (Art. 101393). https://doi.org/10.1016/j.infbeh.2019.101393

Do helpful mothers help? Effects of maternal scaffolding and infant motivation on cognitive performance

Clackson, K., Wass, S., Georgieva, S., Brightman, L., Nutbrown, R., Almond, H., Bieluczyk, J., Carro, G., Rigby Dames, B. and Leong, V. 2019. Do helpful mothers help? Effects of maternal scaffolding and infant motivation on cognitive performance. Frontiers in Psychology. 10 (Art. 2661). https://doi.org/10.3389/fpsyg.2019.02661

Emotional valence modulates the topology of the parent-infant inter-brain network

Santamaria, L., Noreika, V., Georgieva, S., Clackson, K., Wass, S. and Leong, V. 2019. Emotional valence modulates the topology of the parent-infant inter-brain network. NeuroImage. 207 (Art. 116341). https://doi.org/10.1016/j.neuroimage.2019.116341

Research Review: Do parent ratings of infant negative emotionality and self‐regulation predict psychopathology in childhood and adolescence? A systematic review and meta‐analysis of prospective longitudinal studies

Kostyrka-Allchorne, K., Wass, S. and Sonuga‐Barke, E. J. S. 2019. Research Review: Do parent ratings of infant negative emotionality and self‐regulation predict psychopathology in childhood and adolescence? A systematic review and meta‐analysis of prospective longitudinal studies. Journal of Child Psychology and Psychiatry. 61 (4), pp. 401-416. https://doi.org/10.1111/jcpp.13144

A psychophysiological investigation of the interplay between orienting and executive control during stimulus conflict: A heart rate variability study

Sørensen, L., Wass, S., Osnes, B., Schanche, E., Adolfsdottir, S., Svendsen, J. L., Visted, E., Eilertsen, T., Jensen, D. A., Nordby, H., Fasmer, O. B., Binder, P. E., Koenig, J. and Sonuga-Barke, E. 2019. A psychophysiological investigation of the interplay between orienting and executive control during stimulus conflict: A heart rate variability study. Physiology & Behavior. 211 (Art. 112657). https://doi.org/10.1016/j.physbeh.2019.112657

Parents mimic and influence their infant’s autonomic state through dynamic affective state matching

Wass, S., Smith, C. G., Clackson, K., Gibb, C., Eitzenberger, J. and Mirza, F. U. 2019. Parents mimic and influence their infant’s autonomic state through dynamic affective state matching. Current Biology. 24 (14), pp. 2415-2422. https://doi.org/10.1016/j.cub.2019.06.016

Influences of environmental stressors on autonomic function in 12-month-old infants: understanding early common pathways to atypical emotion regulation and cognitive performance

Wass, S., Smith, C. G., Daubney, K., Suata, Z. M., Clackson, K., Begum, A. and Mizra, F. U. 2019. Influences of environmental stressors on autonomic function in 12-month-old infants: understanding early common pathways to atypical emotion regulation and cognitive performance. Journal of Child Psychology and Psychiatry. 60 (12), pp. 1323-1333. https://doi.org/10.1111/jcpp.13084

Attentional Shifting and Disengagement in Rett Syndrome

Rose, Susan A., Wass, S., Jankowski, Jeffery J., Feldman, Judith F. and Djukic, Aleksandra 2019. Attentional Shifting and Disengagement in Rett Syndrome. Neuropsychology. 33 (3), pp. 335-342. https://doi.org/10.1037/neu0000515

Elevated physiological arousal is associated with larger but more variable neural responses to small acoustic change in children during a passive auditory attention task

Wass, S., Daubney, K., Golan, J., Logan, F. and Kushnerenko, E. 2018. Elevated physiological arousal is associated with larger but more variable neural responses to small acoustic change in children during a passive auditory attention task. Developmental Cognitive Neuroscience. 37 (Art. 100612). https://doi.org/10.1016/j.dcn.2018.12.010

Parental neural responsivity to infants’ visual attention: how mature brains influence immature brains during social interaction

Wass, S., Noreika, V., Georgieva, S., Clackson, K., Brightman, L., Nutbrown, R., Santamaria, L. and Leong, V. 2018. Parental neural responsivity to infants’ visual attention: how mature brains influence immature brains during social interaction. PLoS Biology. 16 (2), p. e2006328. https://doi.org/10.1371/journal.pbio.2006328

Blending Human and Artificial Intelligence to Support Autistic Children’s Social Communication Skills

Porayska-Pomsta, Kaśka, Keay-Bright, Wendy, Kossyvaki, Lila, Lemon, Oliver, Mademtzi, Marilena, Menzies, Rachel, Pain, Helen, Rajendran, Gnanathusharan, Waller, Annalu, Wass, S., Smith, Tim J., Alcorn, Alyssa M., Avramides, Katerina, Beale, Sandra, Bernardini, Sara, Foster, Mary Ellen, Frauenberger, Christopher, Good, Judith and Guldberg, Karen 2018. Blending Human and Artificial Intelligence to Support Autistic Children’s Social Communication Skills. ACM Transactions on Computer-Human Interaction. 25 (6), p. Art. 35. https://doi.org/10.1145/3271484

Impaired Visual Search in Children with Rett Syndrome

Rose, Susan A., Wass, S., Jankowski, Jeffery J., Feldman, Judith F. and Djukic, Aleksandra 2018. Impaired Visual Search in Children with Rett Syndrome. Pediatric Neurology. 92, pp. 26-31. https://doi.org/10.1016/j.pediatrneurol.2018.10.002

Increases in Arousal are More Long-Lasting than Decreases in Arousal: On Homeostatic Failures During Emotion Regulation in Infancy

Wass, S., Clackson, Kaili and Leong, Vicky 2018. Increases in Arousal are More Long-Lasting than Decreases in Arousal: On Homeostatic Failures During Emotion Regulation in Infancy. Infancy. 23 (5), pp. 628-649. https://doi.org/10.1111/infa.12243

Infants' visual sustained attention is higher during joint play than solo play: is this due to increased endogenous attention control or exogenous stimulus capture?

Wass, S., Clackson, Kaili, Georgieva, Stanimira D, Brightman, Laura, Nutbrown, Rebecca and Leong, Victoria 2018. Infants' visual sustained attention is higher during joint play than solo play: is this due to increased endogenous attention control or exogenous stimulus capture? Developmental Science. 21 (6), p. e12667. https://doi.org/10.1111/desc.12667

How orchids concentrate? The relationship between physiological stress reactivity and cognitive performance during infancy and early childhood

Wass, S. 2018. How orchids concentrate? The relationship between physiological stress reactivity and cognitive performance during infancy and early childhood. Neuroscience & Biobehavioral Reviews. 90, pp. 34-49. https://doi.org/10.1016/j.neubiorev.2018.03.029

Toward a Neuroscientific Understanding of Play: A Dimensional Coding Framework for Analyzing Infant–Adult Play Patterns

Neale, Dave, Clackson, Kaili, Georgieva, Stanimira, Dedetas, Hatice, Scarpate, Melissa, Wass, S. and Leong, Victoria 2018. Toward a Neuroscientific Understanding of Play: A Dimensional Coding Framework for Analyzing Infant–Adult Play Patterns. Frontiers in Psychology. 9, p. Art. 273. https://doi.org/10.3389/fpsyg.2018.00273

New meanings of thin-skinned: The contrasting attentional profiles of typical 12-month-olds who show high, and low, stress reactivity.

Wass, S., de Barbaro, Kaya, Clackson, Kaili and Leong, Victoria 2018. New meanings of thin-skinned: The contrasting attentional profiles of typical 12-month-olds who show high, and low, stress reactivity. Developmental Psychology. 54 (5), pp. 816-828. https://doi.org/10.1037/dev0000428

Speaker Gaze Increases Information Coupling Between Infant and Adult Brains

Leong, Victoria, Byrne, Elizabeth, Clackson, Kaili, Georgieva, Stanimira, Lam, Sarah and Wass, S. 2017. Speaker Gaze Increases Information Coupling Between Infant and Adult Brains. Proceedings of the National Academy of Sciences. 114 (50), pp. 13290-13295. https://doi.org/10.1073/pnas.1702493114

Erratum to: Attention training for infants at familial risk of ADHD (INTERSTAARS): study protocol for a randomised controlled trial

Goodwin, Amy, Salomone, Simona, Bolton, Patrick, Charman, Tony, Jones, Emily J.H., Mason, Luke, Pickles, Andrew, Robinson, Emily, Smith, Tim, Sonuga-Barke, Edmund J.S., Wass, S. and Johnson, Mark H. 2017. Erratum to: Attention training for infants at familial risk of ADHD (INTERSTAARS): study protocol for a randomised controlled trial. Trials. 18 (1), p. 419. https://doi.org/10.1186/s13063-017-2167-1

Changes in behaviour and salivary cortisol following targeted cognitive training in typical 12-month-old infants

Wass, S., Cook, Clare and Clackson, Kaili 2017. Changes in behaviour and salivary cortisol following targeted cognitive training in typical 12-month-old infants. Developmental Psychology. 53 (5), pp. 815-825. https://doi.org/10.1037/dev0000266

Sustained Attention in the Face of Distractors: A Study of Children with Rett Syndrome

Rose, Susan A., Wass, S., Jankowski, James J., Feldman, Judith F. and Djukic, Aleksandra 2017. Sustained Attention in the Face of Distractors: A Study of Children with Rett Syndrome. Neuropsychology. 31 (4), pp. 403-410. https://doi.org/10.1037/neu0000369

Training Basic Visual Attention Leads to Changes in Responsiveness to Social‐Communicative Cues in 9‐Month‐Olds

Forssman, Linda and Wass, S. 2017. Training Basic Visual Attention Leads to Changes in Responsiveness to Social‐Communicative Cues in 9‐Month‐Olds. Child Development. 89 (3), pp. e199-e213. https://doi.org/10.1111/cdev.12812

Attention training for infants at familial risk of ADHD (INTERSTAARS): study protocol for a randomised controlled trial

Goodwin, Amy, Salomone, Simona, Bolton, Patrick, Charman, Tony, Jones, Emily J. H., Pickles, Andrew, Robinson, Emily, Smith, Tim, Sonuga-Barke, Edmund J. S., Wass, S. and Johnson, Mark H. 2016. Attention training for infants at familial risk of ADHD (INTERSTAARS): study protocol for a randomised controlled trial. Trials. 17 (1), p. 608. https://doi.org/10.1186/s13063-016-1727-0

Infant Attention Is Dynamically Modulated With Changing Arousal Levels

de Barbaro, Kaya, Clackson, Kaili and Wass, S. 2016. Infant Attention Is Dynamically Modulated With Changing Arousal Levels. Child Development. 88 (2), pp. 629-639. https://doi.org/10.1111/cdev.12689

Developmental Psychology: How Social Context Influences Infants’ Attention

Wass, S. and Leong, Victoria 2016. Developmental Psychology: How Social Context Influences Infants’ Attention. Current Biology. 26 (9), pp. R357-R359. https://doi.org/10.1016/j.cub.2016.03.051

Temporal dynamics of arousal and attention in 12-month-old infants

Wass, S., Clackson, K. and de Barbaro, K. 2016. Temporal dynamics of arousal and attention in 12-month-old infants. Developmental Psychobiology. 58 (5), pp. 623-639. https://doi.org/10.1002/dev.21406

Stress reactivity speeds basic encoding processes in infants

de Barbaro, Kaya, Clackson, Kaili and Wass, S. 2016. Stress reactivity speeds basic encoding processes in infants. Developmental Psychobiology. 58 (5), pp. 546-555. https://doi.org/10.1002/dev.21399

Shorter spontaneous fixation durations in infants with later emerging autism

Wass, S., Jones, Emily J. H., Gliga, Teodora, Smith, Tim J., Charman, Tony and Johnson, Mark H. 2015. Shorter spontaneous fixation durations in infants with later emerging autism. Scientific Reports. 5 (1), p. Art. 8284. https://doi.org/10.1038/srep08284
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