IPA Founder Dean Karlan was interviewed by Nature about the impact of Nobel Laureates Abhijit Banerjee, Esther Duflo, and Michael Kremer. “Creating a movement is basically what they did," Karlan said. 

The article also cites the six-country study of the ultra poor graduation model on which Karlan, Banerjee, and Duflo were among the co-authors.