Featured Publications
Acoustic regularities in infant-directed speech and song across cultures
Hilton C, Moser C, Bertolo M, Lee-Rubin H, Amir D, Bainbridge C, Simson J, Knox D, Glowacki L, Alemu E, Galbarczyk A, Jasienska G, Ross C, Neff M, Martin A, Cirelli L, Trehub S, Song J, Kim M, Schachner A, Vardy T, Atkinson Q, Salenius A, Andelin J, Antfolk J, Madhivanan P, Siddaiah A, Placek C, Salali G, Keestra S, Singh M, Collins S, Patton J, Scaff C, Stieglitz J, Cutipa S, Moya C, Sagar R, Anyawire M, Mabulla A, Wood B, Krasnow M, Mehr S. Acoustic regularities in infant-directed speech and song across cultures. Nature Human Behaviour 2022, 6: 1545-1556. PMID: 35851843, PMCID: PMC10101735, DOI: 10.1038/s41562-022-01410-x.Peer-Reviewed Original ResearchConceptsAcoustic featuresAdult-directed speechInfant-directed speechEnglish language websitesRecordings of infantsLinguistic relatednessAcoustic regularitiesListeners' sensitivityHuman communicationPsychological functionsAcoustic differencesSmall-scale societiesSongsSpeechAcoustic profilesCultureVocalizationsCommunicationLanguagePeopleListenersVocalizerMusicSocietyCommon setInfants relax in response to unfamiliar foreign lullabies
Bainbridge C, Bertolo M, Youngers J, Atwood S, Yurdum L, Simson J, Lopez K, Xing F, Martin A, Mehr S. Infants relax in response to unfamiliar foreign lullabies. Nature Human Behaviour 2020, 5: 256-264. PMID: 33077883, PMCID: PMC8220405, DOI: 10.1038/s41562-020-00963-z.Peer-Reviewed Original ResearchConceptsMusical experienceMusical featuresListener experienceLullabiesAcoustic formForeign societiesFussy infantAdult listenersHuman mindDifferent culturesElectrodermal activitySongsBehavioral functionsInfant's parentsExperienceParentsMusicListenersPupillometryCultureInfantsMindFirst yearSocietyUS infantsFor 5-Month-Old Infants, Melodies Are Social
Mehr S, Song L, Spelke E. For 5-Month-Old Infants, Melodies Are Social. Psychological Science 2016, 27: 486-501. PMID: 26917211, DOI: 10.1177/0956797615626691.Peer-Reviewed Original ResearchConceptsSelective attentionFamiliar melodiesRemarkable memoryNew personUnfamiliar melodiesUnfamiliar adultsFamiliar songsNovel individualsUnfamiliar songsSocial partnersDifferent melodiesMelodyNovel songsOlder infantsSong exposureSocial meaningPersonsToysMemorySongsInfantsInteractive videoParentsSingingAdults
2023
Children Infer the Behavioral Contexts of Unfamiliar Foreign Songs
Hilton C, Thierry L, Yan R, Martin A, Mehr S. Children Infer the Behavioral Contexts of Unfamiliar Foreign Songs. Journal Of Experimental Psychology General 2023, 152: 839-850. PMID: 36222671, PMCID: PMC10083193, DOI: 10.1037/xge0001289.Peer-Reviewed Original ResearchConceptsBehavioral contextExperience of musicExtensive musical experienceMusic functionsMusical experienceMusical formMusical idiomMusical exposureSame songForeign songsEffect of experienceMusicWorld cultureAcoustical featuresKorean listenersBroader cultureChildren's inferencesSongsLullabiesHuman mindForeign languageUniversal linkOnline experimentSuch inferencesLarge sample
2022
Using machine learning to understand age and gender classification based on infant temperament
Gartstein M, Seamon D, Mattera J, Enlow M, Wright R, Perez-Edgar K, Buss K, LoBue V, Bell M, Goodman S, Spieker S, Bridgett D, Salisbury A, Gunnar M, Mliner S, Muzik M, Stifter C, Planalp E, Mehr S, Spelke E, Lukowski A, Groh A, Lickenbrock D, Santelli R, Du Rocher Schudlich T, Anzman-Frasca S, Thrasher C, Diaz A, Dayton C, Moding K, Jordan E. Using machine learning to understand age and gender classification based on infant temperament. PLOS ONE 2022, 17: e0266026. PMID: 35417495, PMCID: PMC9007342, DOI: 10.1371/journal.pone.0266026.Peer-Reviewed Original Research
2021
Across demographics and recent history, most parents sing to their infants and toddlers daily
Yan R, Jessani G, Spelke E, de Villiers P, de Villiers J, Mehr S. Across demographics and recent history, most parents sing to their infants and toddlers daily. Philosophical Transactions Of The Royal Society B Biological Sciences 2021, 376: 20210089. PMID: 34719251, PMCID: PMC8558774, DOI: 10.1098/rstb.2021.0089.Peer-Reviewed Original ResearchConceptsInfant-directed singingReliable individual differencesMost parentsFrequency of singingIndividual differencesPsychological functionsVoice modulationMusicSingingChild's ageSalient componentsEveryday natureSurvey of parentsParentsTechnological environmentParents' incomeRecent historyTheme issueHuman societyYoung familiesToddlersSocial impactInfantsDaily basisLatter effect
2020
Origins of music in credible signaling
Mehr S, Krasnow M, Bryant G, Hagen E. Origins of music in credible signaling. Behavioral And Brain Sciences 2020, 44: e60. PMID: 32843107, PMCID: PMC7907251, DOI: 10.1017/s0140525x20000345.Peer-Reviewed Original ResearchConceptsEvolution of musicOrigins of musicInfant-directed songHuman musicMusical behaviorMusical formMusicAltricial infantsCognitive phenomenaEffects of adaptationPsychological adaptationSocial bondingParental attentionCultural evolutionInterdisciplinary evidenceReceptionMate qualityMelodySongsProper domainCoordination abilityInfant careRhythmAdaptationDiverse categories
2017
Shared musical knowledge in 11‐month‐old infants
Mehr S, Spelke E. Shared musical knowledge in 11‐month‐old infants. Developmental Science 2017, 21 PMID: 28229502, DOI: 10.1111/desc.12542.Peer-Reviewed Original ResearchConceptsMusical toysVisual attentionSocial informationTypes of musicInfant visual attentionFive-month-old infantsSocial responsesMusical knowledgePlay songsFamiliar songsParental singingInfant listenersMusicSong exposureSongsPsychological functionsNovel peopleInfants' responsesSocial meaningContemporary environmentSocial preferencesSocial playMelodySingersSinging