James Connolly is the Associate Director of the Barcelona Lab for Urban Environmental Justice and Sustainability and an affiliated researcher with the IMIM Epidemiological Center and the School of Public Policy and Urban Affairs at Northeastern University. He obtained a PhD in Urban Planning from Columbia University, supported by the U.S. Department of Housing and Urban Development. Currently, his research examines green gentrification and the dynamics of coalition building across community development and mainstream environmental coalitions in land use politics. He also explores new applications of spatial analytic techniques for understanding urban socio-environmental processes. He is the author of several articles and books including Searching for the Just City: Debates in Urban Theory and Practice and Urban Environmental Stewardship and Civic Engagement: How Planting Trees Strengthens the Roots of Democracy.