Jerome Krase is Murray Koppelman Professor and Emeritus Professor of Sociology at Brooklyn College, the City University of New York, USA. He is an activist-scholar regarding urban community issues and has served on many of New York City’s community organizations. His research explores issues of gentrification, urban life, culture, class, ethnicity, and race with a particular focus on New York City, and he lectures, photographs, and writes on urban life and culture globally. The co-editor of the journal Urbanities, he has authored Self and Community in the City (1982) and Seeing Cities Change: Local Culture and Class (2012), and co-authored or co-edited Ethnicity and Machine Politics (1991), Race and Ethnicity in New York City (2005), Race, Class, and Gentrification in Brooklyn: A View from the Street (2016), and Gentrification around the World (two volumes, 2020). Judith N. DeSena is Professor of Sociology at St. John’s University, New York City, USA. Her work centers on the study of neighborhoods and the analysis of race, class, and gender within them. Her latest research investigates how gentrification affects community relationships in Brooklyn, New York. She has also published articles exploring residential segregation, women’s community activism, and gendered space. She is author of People Power: Grass Roots Politics and Race Relations (1999), Protecting One's Turf: Social Strategies for Maintaining Urban Neighborhoods (second edition, 2005), and Gentrification and Inequality in Brooklyn: The New Kids on the Block (2009), and co-author of Race, Class, and Gentrification in Brooklyn: A View from the Street (2016). She is also editor of Gender in an Urban World (2008) and co-editor of The World in Brooklyn (2012) and Gentrification around the World (two volumes, 2020).