Mario Macis is Full Professor of Economics at Johns Hopkins University, Carey Business School. He is also Affiliate Faculty at the JHU Berman Institute of Bioethics and Research Associate at the National Bureau of Economic Research (NBER).

Prof. Macis is an applied economist with a broad range of interests at the intersection of markets, policy, and society. His main focus is on understanding the factors that influence people's support for markets and market-based solutions to social problems, attitudes toward regulation and technology, and the impact of these elements on economic and social outcomes. This includes a strong interest in exploring how incentives, social norms, and moral values shape individual and collective behaviors. His work contributes to the fields of health, labor, development, market design, and managerial economics.

Prof. Macis has been a consultant for the World Bank, the International Labor Organization, the National Marrow Donor Program, the United Nations Development Program, and the World Health Organization. He recently served on a National Academies of Sciences, Engineering and Medicine committee on A Fairier and More Equitable, Cost-Effective, and Transparent System of Donor Organ Procurement, Allocation, and Distribution. He also contributed to a United Nations report on the social and economic impact of the Zika virus.

Before joining Hopkins, Prof. Macis was a faculty member at the University of Michigan, Ross School of Business. He received his PhD in Economics from the University of Chicago, Department of Economics, and his Laurea in Economics and Social Disciplines (DES) from Bocconi University in Milan, Italy.

Prof. Macis joined IZA as a Research Fellow in September 2008.