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.
December 2, 2021 Two simple tricks for remembering what you've learned on Duolingo by Lucy Portnoff Research
July 31, 2021 Can you reach intermediate reading and listening proficiency with Duolingo? by Lucy Portnoff and Xiangying Jiang Research
