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DET v5

A collection of 5 posts

July 21, 2021

Duolingo’s most popular course turned high-stakes test

by Sophie Wodzak Research
June 30, 2021

Is the Duolingo English Test fair?

by Sophie Wodzak Research
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
March 18, 2021

AQuAA: Innovative quality control for the future of testing

by Sophie Wodzak Research

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