Katrina Johnston-Zimmerman is an urban anthropologist whose work focuses on analyzing urban spaces to enhance the lives of people. The founder of THINK.urban, a research consultancy firm based in Philadelphia, she has worked with organizations including Copenhagenize, Project for Public Spaces, and City ID to bring humanist philosophy into city planning and design. Her work incorporates concepts including tactical urbanism, human scale cities, placemaking, the right to the city, and spatial ethnographic research. She is the co-host and producer of the Third Wave Urbanism podcast, a weekly program discussing current affairs and issues in urbanism with an emphasis on intersectional urbanism. Her new project, The Women Led Cities Initiative, is launching in 2017 with support from the Knight Foundation, and will bring together women working in urbanism to create a strategy toward a feminist city for all.