June 7, 2021 Duolingo now has conversation lessons! by Natalia Castillejo, Matt LaRose and Cindy Blanco Learning
7 de jun. de 2021 ¡Las lecciones de conversación llegaron a Duolingo! por Natalia Castillejo, Matt LaRose y Cindy Blanco
May 21, 2021 How we’re improving learning with anonymized speech data by Gretchen Swecker, Tyler Tape, Kevin Lenzo and Natalia Castillejo Learning