Executive Committee
Shima Hamidi, PhD, MSc
Johns Hopkins University
Department of Environmental Health and Engineering
Dr. Hamidi is a transportation planner and smart growth advocate with expertise in measuring urban form and its quality of life impacts.
Marsha Wills-Karp, PhD
Dr. Wills-Karp researches the environmental determinants of allergic and immune diseases across the lifespan.
Ebrahim Azimi, PhD
Dr. Ebrahim Azimi is an Assistant Scientist at Johns Hopkins University Department of Health and Environmental Engineering. Ebrahim's research interests are applied econometrics and causal inference.
Jeffrey Michael, EdD
Johns Hopkins University
Dr. Michael conducts research on mobility services to develop policies for a safer transportation system that provides improved access to health determinants.
Andrea Christelle, PhD
Dr. Christelle leads college-wide research and scholarship advocacy. She will also manage the Office of Research, which consists of the Institutional Grants Office, Diné Policy Institute, and the Institutional Review Board.
Celeste Davis, PhD
Associate Professor, Transportation & Urban Infrastructure Studies
Dr. Davis, associate professor, is jointly appointed in the Departments of Transportation & Urban Infrastructure Studies and Civil Engineering at Morgan State University. She currently serves as Interim Associate Dean for Undergraduate Studies for the School of Engineering and is a licensed Professional Engineer in the State of Maryland.
Reid Ewing, PhD, MCP
University of Utah
Dr. Ewing is a Distinguished Professor of City and Metropolitan Planning at the University of Utah, Distinguished Chair for Resilient Places, long-time associate editor of the Journal of the American Planning Association, an associate editor of Cities, and a former columnist for Planning magazine.
Junfeng Jiao, PhD
Dr. Jiao is the founding director of Urban Information Lab, director of Texas Smart Cities, and a founding member of UT Austin's Good Systems Grand Challenge. His research focuses on Smart Cities, Smart Transportation, Urban Informatics, and Ethical AI. He uses different information technologies to quantify urban infrastructures and their influences on people’s behaviors. He first coined the term "transit deserts" and measured it in all U.S. cities.
Paolo Santi, PhD
Dr. Santi is Research Scientist at MIT Senseable City Lab where he leads the MIT/Fraunhofer Ambient Mobility initiative, and a Senior Research at the Istituto di Informatica e Telematica, CNR, Pisa.