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Prof. Mario Small, PhD

Columbia University

Cluster position ECONtribute Research Fellow

Cluster member since 2023

Research Areas

Main research topics

Social inequality, neighborhoods, alternative financial institutions, racial inequality


Mario L. Small, Ph.D., is Quetelet Professor of Social Science at Columbia University. An elected member of the National Academy of Sciences, Small is an expert on personal networks, urban poverty, and research methods. He is currently studying the use of alternative financial services among low-income populations in the U.S.