Frequencies and functions of vocalizations and gestures in the second year of life

• Megan M. Burkhardt-Reed ,

  Contributed equally to this work with: Megan M. Burkhardt-Reed, D. Kimbrough Oller

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: burkhardtreed@ucla.edu

  Affiliation Department of Communication, Social Sciences Division, University of California, Los Angeles, Los Angeles, California, United States of America

  https://orcid.org/0000-0002-4104-1437

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• Edina R. Bene,

  Roles Conceptualization, Data curation, Project administration

  Affiliation Origin of Language Laboratories, School of Communication Sciences and Disorders, University of Memphis, Memphis, Tennessee, United States of America

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• D. Kimbrough Oller

  Contributed equally to this work with: Megan M. Burkhardt-Reed, D. Kimbrough Oller

  Roles Conceptualization, Methodology, Supervision, Writing – original draft, Writing – review & editing

  Affiliations Origin of Language Laboratories, School of Communication Sciences and Disorders, University of Memphis, Memphis, Tennessee, United States of America, Institute for Intelligent Systems, University of Memphis, Memphis, Tennessee, United States of America, Konrad Lorenz Institute for Evolution and Cognition Research, Klosterneuburg, Austria

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