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Acoustic regularities in infant-directed speech and song across cultures.
Hilton, Courtney B; Moser, Cody J; Bertolo, Mila; Lee-Rubin, Harry; Amir, Dorsa; Bainbridge, Constance M; Simson, Jan; Knox, Dean; Glowacki, Luke; Alemu, Elias; Galbarczyk, Andrzej; Jasienska, Grazyna; Ross, Cody T; Neff, Mary Beth; Martin, Alia; Cirelli, Laura K; Trehub, Sandra E; Song, Jinqi; Kim, Minju; Schachner, Adena; Vardy, Tom A; Atkinson, Quentin D; Salenius, Amanda; Andelin, Jannik; Antfolk, Jan; Madhivanan, Purnima; Siddaiah, Anand; Placek, Caitlyn D; Salali, Gul Deniz; Keestra, Sarai; Singh, Manvir; Collins, Scott A; Patton, John Q; Scaff, Camila; Stieglitz, Jonathan; Cutipa, Silvia Ccari; Moya, Cristina; Sagar, Rohan R; Anyawire, Mariamu; Mabulla, Audax; Wood, Brian M; Krasnow, Max M; Mehr, Samuel A.
Afiliação
  • Hilton CB; Department of Psychology, Harvard University, Cambridge, MA, USA. courtneyhilton@g.harvard.edu.
  • Moser CJ; Haskins Laboratories, Yale University, New Haven, CT, USA. courtneyhilton@g.harvard.edu.
  • Bertolo M; Department of Psychology, Harvard University, Cambridge, MA, USA. cmoser2@ucmerced.edu.
  • Lee-Rubin H; Department of Cognitive and Information Sciences, University of California, Merced, Merced, CA, USA. cmoser2@ucmerced.edu.
  • Amir D; Department of Psychology, Harvard University, Cambridge, MA, USA.
  • Bainbridge CM; Department of Psychology, Harvard University, Cambridge, MA, USA.
  • Simson J; Boston College Department of Psychology, Chestnut Hill, MA, USA.
  • Knox D; Department of Psychology, Harvard University, Cambridge, MA, USA.
  • Glowacki L; Department of Communication, University of California, Los Angeles, Los Angeles, CA, USA.
  • Alemu E; Department of Psychology, Harvard University, Cambridge, MA, USA.
  • Galbarczyk A; Department of Psychology, University of Amsterdam, Amsterdam, the Netherlands.
  • Jasienska G; Operations, Information, and Decisions Department, The Wharton School of the University of Pennsylvania, Philadelphia, PA, USA.
  • Ross CT; Department of Anthropology, Boston University, Boston, MA, USA.
  • Neff MB; Jinka University, Jinka, Ethiopia.
  • Martin A; Department of Environmental Health, Faculty of Health Sciences, Jagiellonian University Medical College, Krakow, Poland.
  • Cirelli LK; Department of Environmental Health, Faculty of Health Sciences, Jagiellonian University Medical College, Krakow, Poland.
  • Trehub SE; Department of Human Behavior, Ecology and Culture, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany.
  • Song J; School of Psychology, Victoria University of Wellington, Wellington, New Zealand.
  • Kim M; Department of Philosophy, Classics, History of Art and Ideas, University of Oslo, Oslo, Norway.
  • Schachner A; School of Psychology, Victoria University of Wellington, Wellington, New Zealand.
  • Vardy TA; Department of Psychology, University of Toronto, Scarborough, Toronto, Ontario, Canada.
  • Atkinson QD; Department of Psychology, University of Toronto, Mississauga, Mississauga, Ontario, Canada.
  • Salenius A; Department of Psychology, University of Toronto, Mississauga, Mississauga, Ontario, Canada.
  • Andelin J; Department of Mathematics, University of California, Los Angeles, Los Angeles, CA, USA.
  • Antfolk J; Department of Psychology, University of California, San Diego, La Jolla, CA, USA.
  • Madhivanan P; Department of Psychology, University of California, San Diego, La Jolla, CA, USA.
  • Siddaiah A; School of Psychology, University of Auckland, Auckland, New Zealand.
  • Placek CD; School of Psychology, University of Auckland, Auckland, New Zealand.
  • Salali GD; Department of Linguistic and Cultural Evolution, Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany.
  • Keestra S; Department of Psychology, Åbo Akademi, Turku, Finland.
  • Singh M; Department of Psychology, Åbo Akademi, Turku, Finland.
  • Collins SA; Department of Psychology, Åbo Akademi, Turku, Finland.
  • Patton JQ; Department of Health Promotion Sciences, College of Public Health, University of Arizona, Tucson, AZ, USA.
  • Scaff C; Department of Medicine, Division of Infectious Diseases, College of Medicine, University of Arizona, Tucson, AZ, USA.
  • Stieglitz J; Department of Family & Community Medicine, College of Medicine, University of Arizona, Tucson, AZ, USA.
  • Cutipa SC; Public Health Research Institute of India, Mysuru, India.
  • Moya C; Public Health Research Institute of India, Mysuru, India.
  • Sagar RR; Department of Anthropology, Ball State University, Muncie, IN, USA.
  • Anyawire M; Department of Anthropology, University College, London, London, UK.
  • Mabulla A; Department of Anthropology, University College, London, London, UK.
  • Wood BM; Amsterdam Reproduction & Development, Amsterdam UMC, University of Amsterdam, Amsterdam, the Netherlands.
  • Krasnow MM; Department of Human Evolutionary Biology, Harvard University, Cambridge, MA, USA.
  • Mehr SA; Institute for Advanced Study in Toulouse, Toulouse, France.
Nat Hum Behav ; 6(11): 1545-1556, 2022 11.
Article em En | MEDLINE | ID: mdl-35851843
ABSTRACT
When interacting with infants, humans often alter their speech and song in ways thought to support communication. Theories of human child-rearing, informed by data on vocal signalling across species, predict that such alterations should appear globally. Here, we show acoustic differences between infant-directed and adult-directed vocalizations across cultures. We collected 1,615 recordings of infant- and adult-directed speech and song produced by 410 people in 21 urban, rural and small-scale societies. Infant-directedness was reliably classified from acoustic features only, with acoustic profiles of infant-directedness differing across language and music but in consistent fashions. We then studied listener sensitivity to these acoustic features. We played the recordings to 51,065 people from 187 countries, recruited via an English-language website, who guessed whether each vocalization was infant-directed. Their intuitions were more accurate than chance, predictable in part by common sets of acoustic features and robust to the effects of linguistic relatedness between vocalizer and listener. These findings inform hypotheses of the psychological functions and evolution of human communication.
Assuntos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Voz / Música Tipo de estudo: Prognostic_studies Limite: Adult / Humans / Infant Idioma: En Revista: Nat Hum Behav Ano de publicação: 2022 Tipo de documento: Article

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Voz / Música Tipo de estudo: Prognostic_studies Limite: Adult / Humans / Infant Idioma: En Revista: Nat Hum Behav Ano de publicação: 2022 Tipo de documento: Article