# Lucy Portnoff

Lucy Portnoff is a data scientist focusing on learning assessment at Duolingo. She graduated from the University of California, Berkeley with an undergraduate degree in Mathematics.

## Articles by Lucy Portnoff

[**D⁠u⁠o⁠l⁠i⁠ng⁠oで中級の読解力とリスニング力を身につけられる⁠？**](https://blog.duolingo.com/intermediate-proficiency-research/)  
May 26

[**Kann man mit Duolingo ein mittleres Niveau im Lese- und Hörverstehen erreichen?**](https://blog.duolingo.com/effektives-lernen-fortgeschrittenes-niveau/)  
May 12

[**Dá para alcançar o nível intermediário de leitura e escuta com o Duolingo?**](https://blog.duolingo.com/nivel-intermediario-com-o-duolingo/)  
Mar 17

[**Two simple tricks for remembering what you’ve learned on Duolingo**](https://blog.duolingo.com/review-exercises-help-measure-learner-recall/)  
Dec 2

[**Can you reach intermediate reading and listening proficiency with Duolingo?**](https://blog.duolingo.com/effective-intermediate-learning/)  
Jul 31

[**¿Puedes alcanzar un nivel intermedio de comprensión escrita y oral con Duolingo?**](https://blog.duolingo.com/nivel-intermedio-con-duolingo/)  
Jul 31