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Auteur James P. TRUJILLO
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Documents disponibles écrits par cet auteur (3)
Faire une suggestion Affiner la rechercheDifferences in the production and perception of communicative kinematics in autism / James P. TRUJILLO in Autism Research, 14-12 (December 2021)
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Titre : Differences in the production and perception of communicative kinematics in autism Type de document : texte imprimé Auteurs : James P. TRUJILLO, Auteur ; Asli ÖZYÜREK, Auteur ; Cornelis C. KAN, Auteur ; Irina SHEFTEL-SIMANOVA, Auteur ; Harold BEKKERING, Auteur Article en page(s) : p.2640-2653 Langues : Anglais (eng) Mots-clés : Autism Spectrum Disorder Autistic Disorder Biomechanical Phenomena Gestures Humans Perception autism gesture kinematics motion tracking movement Index. décimale : PER Périodiques Résumé : In human communication, social intentions and meaning are often revealed in the way we move. In this study, we investigate the flexibility of human communication in terms of kinematic modulation in a clinical population, namely, autistic individuals. The aim of this study was twofold: to assess (a) whether communicatively relevant kinematic features of gestures differ between autistic and neurotypical individuals, and (b) if autistic individuals use communicative kinematic modulation to support gesture recognition. We tested autistic and neurotypical individuals on a silent gesture production task and a gesture comprehension task. We measured movement during the gesture production task using a Kinect motion tracking device in order to determine if autistic individuals differed from neurotypical individuals in their gesture kinematics. For the gesture comprehension task, we assessed whether autistic individuals used communicatively relevant kinematic cues to support recognition. This was done by using stick-light figures as stimuli and testing for a correlation between the kinematics of these videos and recognition performance. We found that (a) silent gestures produced by autistic and neurotypical individuals differ in communicatively relevant kinematic features, such as the number of meaningful holds between movements, and (b) while autistic individuals are overall unimpaired at recognizing gestures, they processed repetition and complexity, measured as the amount of submovements perceived, differently than neurotypicals do. These findings highlight how subtle aspects of neurotypical behavior can be experienced differently by autistic individuals. They further demonstrate the relationship between movement kinematics and social interaction in high-functioning autistic individuals. LAY SUMMARY: Hand gestures are an important part of how we communicate, and the way that we move when gesturing can influence how easy a gesture is to understand. We studied how autistic and typical individuals produce and recognize hand gestures, and how this relates to movement characteristics. We found that autistic individuals moved differently when gesturing compared to typical individuals. In addition, while autistic individuals were not worse at recognizing gestures, they differed from typical individuals in how they interpreted certain movement characteristics. En ligne : http://dx.doi.org/10.1002/aur.2611 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=450
in Autism Research > 14-12 (December 2021) . - p.2640-2653[article] Differences in the production and perception of communicative kinematics in autism [texte imprimé] / James P. TRUJILLO, Auteur ; Asli ÖZYÜREK, Auteur ; Cornelis C. KAN, Auteur ; Irina SHEFTEL-SIMANOVA, Auteur ; Harold BEKKERING, Auteur . - p.2640-2653.
Langues : Anglais (eng)
in Autism Research > 14-12 (December 2021) . - p.2640-2653
Mots-clés : Autism Spectrum Disorder Autistic Disorder Biomechanical Phenomena Gestures Humans Perception autism gesture kinematics motion tracking movement Index. décimale : PER Périodiques Résumé : In human communication, social intentions and meaning are often revealed in the way we move. In this study, we investigate the flexibility of human communication in terms of kinematic modulation in a clinical population, namely, autistic individuals. The aim of this study was twofold: to assess (a) whether communicatively relevant kinematic features of gestures differ between autistic and neurotypical individuals, and (b) if autistic individuals use communicative kinematic modulation to support gesture recognition. We tested autistic and neurotypical individuals on a silent gesture production task and a gesture comprehension task. We measured movement during the gesture production task using a Kinect motion tracking device in order to determine if autistic individuals differed from neurotypical individuals in their gesture kinematics. For the gesture comprehension task, we assessed whether autistic individuals used communicatively relevant kinematic cues to support recognition. This was done by using stick-light figures as stimuli and testing for a correlation between the kinematics of these videos and recognition performance. We found that (a) silent gestures produced by autistic and neurotypical individuals differ in communicatively relevant kinematic features, such as the number of meaningful holds between movements, and (b) while autistic individuals are overall unimpaired at recognizing gestures, they processed repetition and complexity, measured as the amount of submovements perceived, differently than neurotypicals do. These findings highlight how subtle aspects of neurotypical behavior can be experienced differently by autistic individuals. They further demonstrate the relationship between movement kinematics and social interaction in high-functioning autistic individuals. LAY SUMMARY: Hand gestures are an important part of how we communicate, and the way that we move when gesturing can influence how easy a gesture is to understand. We studied how autistic and typical individuals produce and recognize hand gestures, and how this relates to movement characteristics. We found that autistic individuals moved differently when gesturing compared to typical individuals. In addition, while autistic individuals were not worse at recognizing gestures, they differed from typical individuals in how they interpreted certain movement characteristics. En ligne : http://dx.doi.org/10.1002/aur.2611 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=450 Exploring auditory perception experiences in daily situations in autistic adults / Elena Sofia SILVA in Autism, 30-2 (February 2026)
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Titre : Exploring auditory perception experiences in daily situations in autistic adults Type de document : texte imprimé Auteurs : Elena Sofia SILVA, Auteur ; Linda DRIJVERS, Auteur ; James P. TRUJILLO, Auteur Article en page(s) : p.439-451 Langues : Anglais (eng) Mots-clés : auditory perception autism hearing self-identifying autism speech understanding Index. décimale : PER Périodiques Résumé : Autistic individuals often show differential sensory perception, including hypo- or hypersensitivities to sound. Previous research also suggests that autistic individuals often have difficulty processing intentional and affective cues in speech acoustics. However, general speech processing difficulties remain underexplored. We investigated self-reported auditory perception using the Speech, Spatial, and Qualities of Hearing Questionnaire among autistic (self-identifying (n = 18) and clinically diagnosed (n = 45)) and non-autistic adults (N = 66). The study was conducted in the Netherlands, but the questionnaire and call for participation were in English and open to anyone regardless of country of residence. Both clinically diagnosed and self-identifying individuals with autism reported significantly lower scores on the Speech, Spatial, and Qualities of Hearing Questionnaire score and on the Speech subscale compared with non-autistic individuals, indicating challenges in overall quality of auditory perception, speech comprehension. Clinically diagnosed individuals also showed lower scores on the quality and spatial subscales compared with non-autistic individuals. Post hoc analysis further suggested that speech hearing is particularly challenging for many autistic individuals. In addition, our finding that self-identifying and clinically diagnosed autistic individuals show similar patterns of hearing difficulties emphasizes the need for more inclusive research practices that collect the experiences of all the individuals in the autistic community in the study of sensory perception in autism.Lay abstract Autistic individuals often have very different sensory experiences compared with non-autistic individuals. One anecdotally mentioned, but not well-researched phenomenon is difficulty processing what we are hearing. Rather than challenges related to language understanding, such as nonliteral or indirect language, autistic people may also have more difficulty making sense of the sounds of their environment. This may be hearing where particular sounds are coming from, or understanding what is being said, particularly in noisy situations. To bring more attention and clarity to this challenge, we asked autistic and non-autistic adults to fill out a short survey that measures one’s hearing experiences in daily life. We found that autistic individuals report more difficulty across several types of hearing, and most prominently regarding speech hearing, when compared with non-autistic individuals. This finding highlights that reports of auditory processing difficulties when there is no hearing loss are not niche experiences, but rather reflect a common experience in autistic adults. In addition, we found that clinically diagnosed and self-identifying individuals reported very similar experiences. This highlights the validity of self-identification/self-diagnosis for research aimed at understanding autistic experiences. This study, therefore, emphasizes the need for more research and awareness regarding auditory perception and hearing in autistic adults. The study also emphasizes the value of more inclusive research practices that collect the experiences of all individuals within the autism community. En ligne : https://dx.doi.org/10.1177/13623613251391492 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=579
in Autism > 30-2 (February 2026) . - p.439-451[article] Exploring auditory perception experiences in daily situations in autistic adults [texte imprimé] / Elena Sofia SILVA, Auteur ; Linda DRIJVERS, Auteur ; James P. TRUJILLO, Auteur . - p.439-451.
Langues : Anglais (eng)
in Autism > 30-2 (February 2026) . - p.439-451
Mots-clés : auditory perception autism hearing self-identifying autism speech understanding Index. décimale : PER Périodiques Résumé : Autistic individuals often show differential sensory perception, including hypo- or hypersensitivities to sound. Previous research also suggests that autistic individuals often have difficulty processing intentional and affective cues in speech acoustics. However, general speech processing difficulties remain underexplored. We investigated self-reported auditory perception using the Speech, Spatial, and Qualities of Hearing Questionnaire among autistic (self-identifying (n = 18) and clinically diagnosed (n = 45)) and non-autistic adults (N = 66). The study was conducted in the Netherlands, but the questionnaire and call for participation were in English and open to anyone regardless of country of residence. Both clinically diagnosed and self-identifying individuals with autism reported significantly lower scores on the Speech, Spatial, and Qualities of Hearing Questionnaire score and on the Speech subscale compared with non-autistic individuals, indicating challenges in overall quality of auditory perception, speech comprehension. Clinically diagnosed individuals also showed lower scores on the quality and spatial subscales compared with non-autistic individuals. Post hoc analysis further suggested that speech hearing is particularly challenging for many autistic individuals. In addition, our finding that self-identifying and clinically diagnosed autistic individuals show similar patterns of hearing difficulties emphasizes the need for more inclusive research practices that collect the experiences of all the individuals in the autistic community in the study of sensory perception in autism.Lay abstract Autistic individuals often have very different sensory experiences compared with non-autistic individuals. One anecdotally mentioned, but not well-researched phenomenon is difficulty processing what we are hearing. Rather than challenges related to language understanding, such as nonliteral or indirect language, autistic people may also have more difficulty making sense of the sounds of their environment. This may be hearing where particular sounds are coming from, or understanding what is being said, particularly in noisy situations. To bring more attention and clarity to this challenge, we asked autistic and non-autistic adults to fill out a short survey that measures one’s hearing experiences in daily life. We found that autistic individuals report more difficulty across several types of hearing, and most prominently regarding speech hearing, when compared with non-autistic individuals. This finding highlights that reports of auditory processing difficulties when there is no hearing loss are not niche experiences, but rather reflect a common experience in autistic adults. In addition, we found that clinically diagnosed and self-identifying individuals reported very similar experiences. This highlights the validity of self-identification/self-diagnosis for research aimed at understanding autistic experiences. This study, therefore, emphasizes the need for more research and awareness regarding auditory perception and hearing in autistic adults. The study also emphasizes the value of more inclusive research practices that collect the experiences of all individuals within the autism community. En ligne : https://dx.doi.org/10.1177/13623613251391492 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=579 Translation, Cross-Cultural Adaptation, and Validation of a Dutch Version of the Actions and Feelings Questionnaire in Autistic and Neurotypical Adults / Hedwig A. VAN DER MEER in Journal of Autism and Developmental Disorders, 52-4 (April 2022)
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[article]
Titre : Translation, Cross-Cultural Adaptation, and Validation of a Dutch Version of the Actions and Feelings Questionnaire in Autistic and Neurotypical Adults Type de document : texte imprimé Auteurs : Hedwig A. VAN DER MEER, Auteur ; Irina SHEFTEL-SIMANOVA, Auteur ; Cornelis C. KAN, Auteur ; James P. TRUJILLO, Auteur Article en page(s) : p.1771-1777 Langues : Anglais (eng) Mots-clés : Adult Autism Spectrum Disorder/diagnosis Autistic Disorder/diagnosis Cross-Cultural Comparison Emotions Humans Psychometrics Reproducibility of Results Surveys and Questionnaires Action Autism Motor cognition Questionnaire Translation Index. décimale : PER Périodiques Résumé : The actions and feelings questionnaire (AFQ) provides a short, self-report measure of how well someone uses and understands visual communicative signals such as gestures. The objective of this study was to translate and cross-culturally adapt the AFQ into Dutch (AFQ-NL) and validate this new version in neurotypical and autistic populations. Translation and adaptation of the AFQ consisted of forward translation, synthesis, back translation, and expert review. In order to validate the AFQ-NL, we assessed convergent and divergent validity. We additionally assessed internal consistency using Cronbach's alpha. Validation and reliability outcomes were all satisfactory. The AFQ-NL is a valid adaptation that can be used for both autistic and neurotypical populations in the Netherlands. En ligne : http://dx.doi.org/10.1007/s10803-021-05082-w Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=476
in Journal of Autism and Developmental Disorders > 52-4 (April 2022) . - p.1771-1777[article] Translation, Cross-Cultural Adaptation, and Validation of a Dutch Version of the Actions and Feelings Questionnaire in Autistic and Neurotypical Adults [texte imprimé] / Hedwig A. VAN DER MEER, Auteur ; Irina SHEFTEL-SIMANOVA, Auteur ; Cornelis C. KAN, Auteur ; James P. TRUJILLO, Auteur . - p.1771-1777.
Langues : Anglais (eng)
in Journal of Autism and Developmental Disorders > 52-4 (April 2022) . - p.1771-1777
Mots-clés : Adult Autism Spectrum Disorder/diagnosis Autistic Disorder/diagnosis Cross-Cultural Comparison Emotions Humans Psychometrics Reproducibility of Results Surveys and Questionnaires Action Autism Motor cognition Questionnaire Translation Index. décimale : PER Périodiques Résumé : The actions and feelings questionnaire (AFQ) provides a short, self-report measure of how well someone uses and understands visual communicative signals such as gestures. The objective of this study was to translate and cross-culturally adapt the AFQ into Dutch (AFQ-NL) and validate this new version in neurotypical and autistic populations. Translation and adaptation of the AFQ consisted of forward translation, synthesis, back translation, and expert review. In order to validate the AFQ-NL, we assessed convergent and divergent validity. We additionally assessed internal consistency using Cronbach's alpha. Validation and reliability outcomes were all satisfactory. The AFQ-NL is a valid adaptation that can be used for both autistic and neurotypical populations in the Netherlands. En ligne : http://dx.doi.org/10.1007/s10803-021-05082-w Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=476

