June 14, 2021 How difficult is the Duolingo English Test? by Sophie Wodzak and Ramsey L. Cardwell Research
April 23, 2021 Born Digital: How we leveraged human-in-the-loop AI to create a more secure high-stakes test by Sophie Wodzak Research
Company December 8, 2022 How we built a personalized Year-in-Review for millions of learners by Jasmine Zhang and Clark Munson Read More