Dr. Zhang is an Associate Professor in the School of Community and Environmental Health at Old Dominion University in Norfolk, Virginia. As a health and behavioral economist, he focuses on WIC-related technology and behavioral research, including cash value voucher redemption, breastfeeding, and evaluation in the WIC program. He is the PI or Co-PI on multiple WIC projects funded by National Institutes of Health (NIH), U.S. Department of Agriculture (USDA), and Robert Wood Johnson Foundation-Healthy Eating Research Program (RWJF-HER). He is working closely with WIC stakeholders at the federal, state, and local levels.