Johns Hopkins University, IZA and NBER

I am Associate Professor of economics at Johns Hopkins University, Carey Business School, Academic Program Director of the MS in Health Care Management, and Associate Faculty in the Armstrong Institute at Johns Hopkins Medicine. I am also faculty research fellow at the National Bureau of Economic Research (NBER), research fellow at the Institute of Labor Economics (IZA), and research affiliate at Ideas42 Behavioral Science Lab and the Center for Economics Research North South (CRENoS)

My research focuses on incentives, prosocial behavior, morally controversial transactions, global health, development, and labor economics.  My work was funded by several funding agencies, including the NSF and the NIH.  I have been a consultant for the World Bank, the International Labor Organization, the National Marrow Donor Program, and the United Nations Development Programme.

Johns Hopkins University Early-Career Catalyst Award
Johns Hopkins University Discovery Award
Johns Hopkins University Alumni Association Excellence in Teaching Award

IBEO Health Economics Workshop (Alghero 2018)
Hopkins Health Labor Education & Development (H2LED 2017 H2LED 2018)
Ethics and Economics of Compensation for Body Parts Symposium
Social Economics Conference (CESifo, Munich)


Paying for Kidneys? A Randomized Survey and Choice Experiment
Forthcoming, American Economic Review (with Julio Elias and Nicola Lacetera) 
Organ Donation. Forthcoming in Legislating Morality in America: Debating the Morality of Controversial U.S. Laws and Policies. Edited by Don Haider-Markel for ABC-CLIO.

Leveraging Patients’ Social Networks to Improve Tuberculosis Detection in India: A Field Experiment (with Jessica Goldberg and Pradeep Chintagunta)
  • Funding: World Bank Strategic Impact Evaluation Fund (SIEF)

Behavioral nudges, information and incentives for HIV testing: A field experiment in Ecuador (with Michelle Grunauer, Ricardo Izurieta, Phillip Phan, Miguel Reina Ortiz, and Enrique Teran). Funding: NIH (Creative and Novel Ideas in HIV Research

Management, Supervision, and Health Care: A Field Experiment (with Felipe Dunsch, David Evans and Ezinne Eze-Ajoku). NBER WP 23749IZA DP 10967.

Altruism, ethics and markets: A behavioral and neuroscientific experimental study
(with Vikram Chib, Jeffrey Kahn and Nicola Lacetera). Funding: Berman Institute of Bioethics Practical Ethics Grant

Shared Decision Making and Uncertainty in Lung Cancer Screening (with Zachary Berger)

Enhancing Organ Donor Registration Rates through Strengthening ServiceOntario Customer Representatives’ Motivations: Observational Studies and Field Interventions (with Nicola Lacetera, Julian House, Audrey Laporte, Frank Markel and Nina Mazar). Funding: Harold Crabtree Foundation


Do Female Executives Make a Difference? The Impact of Female Leadership on Firm Performance and Gender Gaps.
Forthcoming, Economic Journal (with Luca Flabbi, Andrea Moro and Fabiano Schivardi). Working paper: NBER WP 22877IZA DP 8602.

Biology of Blood and Marrow Transplantation, 2018 (with Galen Switzer, Rachel Fabi, et al.)

Bias in Patient Satisfaction Surveys: A Threat to Measuring Health Care Quality.

BMJ Global Health, 2018 Apr 1; 3(2) (with Felipe Dunsch, David Evans and Qiao Wang).

Law and Contemporary Problems, 81, 83-105 (2018)(with Nicola Lacetera)

Nature Scientific Reports, 2018, 8(1). (with Daniela Denis Di Martino, Daniela Grieco and Nicola Lacetera). 

Economic Development and the Regulation of Morally Contentious Activities 
American Economic Review (P&P), 2017, 107(5) (with Julio Elias, Nicola Lacetera, and Paola Salardi)
Journal of Labor EconomicsOctober 2016, Vol. 34 N. 4 (with Fabiano Schivardi)

American Economic Review (P&P), 2015, 105(5): 361–365

Rewarding Volunteers: A Field Experiment (with Nicola Lacetera and Robert Slonim) 
Management Science2014, 60(5), 1107-1129 

Journal of Health Economics, 2014, 33, pp. 43-56.

Economic Rewards to Motivate Blood Donations (with Nicola Lacetera and Robert Slonim)
Science, 2013, 340(6135), pp. 927-928 

Social Science and Medicine, 2013, 98, pp. 214-223 (with V. Iajya, N. Lacetera and R. Slonim)

Journal of Law, Economics and Organization  2013, 29 (6): 1384-1420 
This paper "inspired" one of Gary Becker's Econ 301 Problem Sets.

Will There Be Blood? Incentives and Displacement Effects in Pro-Social Behavior (with Nicola Lacetera and Robert Slonim)
American Economic Journal: Economic Policy 2012, 4 (1): 186-223  [Online Appendix]
Media coverage/mentions: Financial Times (1), Financial Times (2), Inside Higher, US News, Marginal Revolution (1), Marginal Revolution (2), Market Designer (Al Roth's Blog).

Journal of Development Economics 2010, 93: 109-125

Social Image Concerns andPro-Social Behavior: Field Evidence from a Nonlinear Incentive Scheme (with Nicola Lacetera)

Journal of Economic Behavior and Organization 2010, 76: 225–237 

Do All Material Incentives forPro-Social Activities Backfire? The Response to Cash and Non-Cash Incentives for Blood Donations (with Nicola Lacetera)

Journal of Economic Psychology 2010, 31: 738-748 


  • Socio-Economic Costs of the Zika virus: a United Nations Development Programme report.
  • Panel on Blood and Organ Donation at AAEP meetings in Argentina (with Alvin Roth, Julio Elias and Victor Iajya)