A series of Esther Duflo's books for children

Esther Duflo is the Abdul Latif Jameel Professor of Poverty Alleviation and Development Economics in the Department of Economics at the Massachusetts Institute of Technology and a co-founder and co-director of the Abdul Latif Jameel Poverty Action Lab (J-PAL). In her research, she seeks to understand the economic lives of the poor, with the aim to help design and evaluate social policies. She has worked on health, education, financial inclusion, environment and governance.

Cheyenne Olivier is a French illustrator. She graduated from the Estienne Arts and Design School in Paris and the Decorative Arts School in Strasbourg, where she earned an MFA in Illustration. Her images, characterized by their geometric and playful nature, often center around the visual representation of social and environmental issues.