2022
Violation of non‐adjacent rule dependencies elicits greater attention to a talker's mouth in 15‐month‐old infants
Birulés J, Martinez‐Alvarez A, Lewkowicz D, de Diego‐Balaguer R, Pons F. Violation of non‐adjacent rule dependencies elicits greater attention to a talker's mouth in 15‐month‐old infants. Infancy 2022, 27: 963-971. PMID: 35833310, PMCID: PMC9542527, DOI: 10.1111/infa.12489.Peer-Reviewed Original ResearchConceptsNon-adjacent dependenciesTalker's mouthTest trialsAudiovisual speechSelective attentionAuditory speechTalker's faceInfant attentionInfants' discriminationFamiliar trialsArtificial languageLanguage acquisitionSpeech processingMore salientSpeechSame languageFaceNovel trialMonths of ageAttentionLanguageDiscriminationAuditoryActressNovel onesAttention to audiovisual speech does not facilitate language acquisition in infants with familial history of autism
Chawarska K, Lewkowicz D, Feiner H, Macari S, Vernetti A. Attention to audiovisual speech does not facilitate language acquisition in infants with familial history of autism. Journal Of Child Psychology And Psychiatry 2022, 63: 1466-1476. PMID: 35244219, DOI: 10.1111/jcpp.13595.Peer-Reviewed Original ResearchConceptsExpressive language scoresLanguage outcomesAudiovisual cuesSpeaker's faceLanguage scoresLanguage acquisitionLanguage delayBetter language outcomesSiblings of childrenFamilial riskLow familial riskPoor language outcomesLow-risk infantsAudiovisual speechIntact attentionSpeech cuesHigh familial riskPromising endophenotypeASD diagnosisSpeech processingCuesHigh-risk infantsAutismASDFace
2017
Overcoming the other‐race effect in infancy with multisensory redundancy: 10–12‐month‐olds discriminate dynamic other‐race faces producing speech
Minar N, Lewkowicz D. Overcoming the other‐race effect in infancy with multisensory redundancy: 10–12‐month‐olds discriminate dynamic other‐race faces producing speech. Developmental Science 2017, 21: e12604. PMID: 28944541, DOI: 10.1111/desc.12604.Peer-Reviewed Original ResearchAudio-Visual Perception of Gender by Infants Emerges Earlier for Adult-Directed Speech
Richoz A, Quinn P, de Boisferon A, Berger C, Loevenbruck H, Lewkowicz D, Lee K, Dole M, Caldara R, Pascalis O. Audio-Visual Perception of Gender by Infants Emerges Earlier for Adult-Directed Speech. PLOS ONE 2017, 12: e0169325. PMID: 28060872, PMCID: PMC5218491, DOI: 10.1371/journal.pone.0169325.Peer-Reviewed Original ResearchConceptsAdult-directed speechAbility of infantsMultisensory abilitiesAudiovisual speechMultisensory perceptionPerceptual experienceVisual perceptionMale facesVisual categorizationSpeech mannersSocial interactionGender informationPerceive genderSpeechMale voiceCurrent studyPerceptionAdultsFaceGenderEmotionsAbilityVoiceFindingsInfants
2016
Selective attention to a talker's mouth in infancy: role of audiovisual temporal synchrony and linguistic experience
de Boisferon A, Tift A, Minar N, Lewkowicz D. Selective attention to a talker's mouth in infancy: role of audiovisual temporal synchrony and linguistic experience. Developmental Science 2016, 20 PMID: 26743437, PMCID: PMC6340138, DOI: 10.1111/desc.12381.Peer-Reviewed Original ResearchConceptsAudio-visual synchronyTalker's mouthSelective attentionLinguistic experienceAudiovisual temporal synchronyAttentional focusBabbling phaseLanguage expertiseFluent speechEye gazeTemporal synchronySynchronized speechRelative attentionSpeechSynchronyMonths of ageAttentionTalkersLanguageExperienceGazeDesynchronizationInfantsUsual patternPrevious studies
2015
Language familiarity modulates relative attention to the eyes and mouth of a talker
Barenholtz E, Mavica L, Lewkowicz D. Language familiarity modulates relative attention to the eyes and mouth of a talker. Cognition 2015, 147: 100-105. PMID: 26649759, PMCID: PMC6367725, DOI: 10.1016/j.cognition.2015.11.013.Peer-Reviewed Original ResearchConceptsAudiovisual speech cuesUnfamiliar languageLanguage familiarityFamiliar languageSpeech cuesBilingual subjectsLanguage conditionsMonolingual subjectsTalker's mouthAttentional strategiesSpeech processingLanguageRelative attentionTalkersTaskCuesFamiliarityAttentionAdultsSpeechFindingsParticipantsGreat attentionSubjectsProcessing
2014
Infant perception of audio-visual speech synchrony in familiar and unfamiliar fluent speech
Pons F, Lewkowicz D. Infant perception of audio-visual speech synchrony in familiar and unfamiliar fluent speech. Acta Psychologica 2014, 149: 142-147. PMID: 24576508, DOI: 10.1016/j.actpsy.2013.12.013.Peer-Reviewed Original ResearchConceptsFluent speechLinguistic experienceLanguage familiarity effectSpecific linguistic experienceAudio-visual synchronyVideo clipsLanguage familiarityLinguistic inputAudiovisual syllablesInfants' perceptionPerceptual tuningFamiliarity effectMonolingual SpanishExperiment 1Experiment 2Infants' responsesSpanish infantsInfant studiesSpeechSame videoCatalanSpanishSynchronous videoTemporal relationsAudio stream
2012
Infants deploy selective attention to the mouth of a talking face when learning speech
Lewkowicz D, Hansen-Tift A. Infants deploy selective attention to the mouth of a talking face when learning speech. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 1431-1436. PMID: 22307596, PMCID: PMC3277111, DOI: 10.1073/pnas.1114783109.Peer-Reviewed Original ResearchConceptsNonnative speechEye gazeAdult's eye gazeAudiovisual speech cuesSpeech production abilitiesNonnative languageAudiovisual attentionPerceptual narrowingSpeech formsSelective attentionSpeech cuesAudiovisual cuesSocial cuesHuman infancySpeechCuesCurrent findingsLanguageEarly experienceSecond shiftAttentionEnglishMonologueRecitingGaze
1998
Effects of prenatal cocaine exposure on responsiveness to multimodal information in infants between 4 and 10 months of age.
Lewkowicz D, Karmel B, Gardner J. Effects of prenatal cocaine exposure on responsiveness to multimodal information in infants between 4 and 10 months of age. Annals Of The New York Academy Of Sciences 1998, 846: 408-11. PMID: 9668437.Peer-Reviewed Original ResearchEffects of Prenatal Cocaine Exposure on Responsiveness to Multimodal Information in Infants between 4 and 10 Months of Agea
Lewkowicz D, Karmel B, Gardner J. Effects of Prenatal Cocaine Exposure on Responsiveness to Multimodal Information in Infants between 4 and 10 Months of Agea. Annals Of The New York Academy Of Sciences 1998, 846: 408-411. PMID: 29087586, DOI: 10.1111/j.1749-6632.1998.tb09767.x.Peer-Reviewed Original Research