# Audrey Kittredge, Ph.D.

Audrey is a Senior Learning Scientist at Duolingo and a member of the Efficacy Research Lab. She has a PhD in Cognitive Psychology and expertise in language learning and early childhood education.

Jun 9 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**연구 보고서: 듀오링고의 영상통화 기능은 학습자의 말하기 스킬을 향상시켜요**](https://blog.duolingo.com/speaking-skills-research-video-call/)

Jun 9 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**リサーチで検証⁠～「⁠ビ⁠デ⁠オ通⁠話⁠」で会⁠話⁠力向⁠上**](https://blog.duolingo.com/research-for-video-call-feature/)

May 26 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**C’est prouvé : les Appels vidéo boostent vos compétences en expression orale**](https://blog.duolingo.com/les-appels-video-rapport-de-recherche/)

May 21 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**Informe de investigación: nuestra función de videollamadas mejora las habilidades de expresión oral de los estudiantes**](https://blog.duolingo.com/informe-investigacion-videollamadas/)

May 21 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**Forschungen bestätigen: Unser Feature „Videocall“ verbessert die Sprechfertigkeit der Lernenden**](https://blog.duolingo.com/forschung-videocall-verbessert-sprechfertigkeit/)

May 21 [Audrey Kittredge, Ph.D.](https://blog.duolingo.com/author/audrey/)

[**Boletim de pesquisa: Nosso recurso de Videochamadas melhora a conversação**](https://blog.duolingo.com/boletim-de-pesquisa-videochamada/)