Agrawal, Keshav; Athey, Susan; Kanodia, Ayush; Nath, … - National Bureau of Economic Research - 2026
Can personalized recommendations improve engagement in educational technology? We design, test, and scale a collaborative filtering system for Freadom, an English-learning app for Indian children. A randomized controlled trial (RCT) with 7,750 students shows that personalization, deployed in a...