Abhijit Banerjee and Esther Duflo, who won the 2019 Nobel Prize in Economics for their work using Randomized Controlled Trials to evaluate social policies, spoke to The Indian Express about the most important policy challenges facing India. The duo, who co-founded The Abdul Latif Jameel Poverty Action Lab (J-PAL) in 2003, were speaking on the occasion of J-PAL's 20th anniversary.