Justin de Benedictis-Kessner studies urban politics and the surprisingly difficult question of accountability: when something in a city works—or doesn’t—do residents actually know who is responsible? His work explores how complex institutions, elections, media, and everyday public services shape the relationship between cities and the people they serve.

Morgan Berman is a Philadelphia-based entrepreneur and community leader working at the intersection of technology, civic life, and social impact. She is the founder of Glitter, a neighborhood-based street-cleaning platform that enables residents and businesses to collectively fund recurring litter removal while creating paid local jobs. Her work explores community agency, public space, and a deceptively simple question: when something needs doing in our cities, whose responsibility is it?

Zohran Mamdani is the Mayor of New York City. His administration has experimented with bringing organizing directly into city government, including the creation of the Mayor’s Office of Mass Engagement to expand the ways New Yorkers participate in shaping public decisions.

Antanas Mockus is a mathematician, philosopher, educator, and former mayor of Bogotá who used mimes, humor, symbolism, art, and social experiments to explore a radical idea: that cities can intentionally cultivate how citizens behave toward one another.

Verónica Crossa is an urban scholar whose work explores public space, street vending, informality, and inequality in Mexico City. Her research asks what happens when efforts to “improve” public space collide with the livelihoods, relationships, and everyday lives of the people already using it.

Ananya Roy is a scholar of urban planning, geography, and social welfare at UCLA whose work examines inequality, poverty, displacement, and the politics of urban development. Her influential scholarship on urban informality challenges the idea that “informal” activity simply exists outside formal systems, instead examining how governments and institutions themselves produce and regulate informality.

Kris Larson is President and CEO of Central Houston, Inc., where he works with business, civic, and community leaders to advance the continued growth and vitality of Downtown Houston and the city’s urban core. As the former Board Chair of the International Downtown Association and a longtime leader in downtown and place management, his work spans economic development, public space, transportation, planning, advocacy, and the partnerships needed to build strong and resilient city centers.

Tim Tompkins is a longtime leader in urban place management and the founder of SharedCity, a consultancy focused on helping cities and downtown organizations create more vibrant, inclusive, and resilient places. Previously President of the Times Square Alliance, his work spans public space, economic development, arts and culture, placemaking, and the evolving role of downtowns in civic life.

Chelsea Gondeck is CEO of the Downtown Partnership of Colorado Springs, where she works to strengthen Downtown as the economic, civic, and cultural heart of the region. Her work spans placemaking, economic development, mobility, public space, and partnerships, including leading the award-winning transformation of AdAmAn Alley.

Lukas Umana is Senior Director of Public Space Operations and Activations at the DowntownDC BID, where he leads work to create clean, safe, vibrant, and memorable public spaces. His work brings together placemaking, public art, events, hospitality, and creative partnerships to strengthen Downtown DC and demonstrate the economic and community value of great public-space experiences

Kimberly Bares is President and CEO of The Magnificent Mile Association, representing businesses, property owners, institutions, and attractions along Chicago’s iconic North Michigan Avenue. Her work focuses on economic vitality, placemaking, advocacy, public realm improvements, and strengthening the Magnificent Mile as a vibrant destination for Chicagoans and visitors alike.

Caroline Keesler is part of the team at the Tampa Downtown Partnership, working to support a vibrant, connected, and welcoming Downtown Tampa. Her work includes placemaking, public-space activation, events, and programs that bring people together and strengthen the downtown experience.

Ivy Lupco is the founder and principal consultant of Third Place Makers, a Tampa-based placemaking practice focused on creating places where people feel connected and belong. Her work spans public-space activation, community engagement, public art, events, and inclusive urban experiences. She also hosts Third Place Makers Talk a podcast exploring the people, projects, and ideas shaping places and communities across the country.

Kristi Clark is City Place Manager with Canberra’s City Renewal Authority, where she works to make the city centre more active, welcoming, and connected. Drawing on a background in events, performance, and community engagement, her work includes placemaking, programming, public-space activation, and supporting the businesses and communities that bring central Canberra to life

Careyann Weinberg is Director of Economic Vitality at the Downtown Norfolk Council, where she leads programs supporting businesses, entrepreneurship, and the continued growth of Downtown Norfolk. Previously the longtime director of Selden Market, an award-winning retail incubator, her work connects small-business development, storefront vitality, placemaking, and community building.

Sheffia Randall-Nickerson, MBA is currently the Chief Engagement and Collaboration Officer at University Circle Inc., the community service corporation responsible for developing, serving and advocating for University Circle as a vibrant and complete neighborhood. Sheffia also held the positions as President and CEO of the Center for Arts-Inspired Learning, a non-profit arts education organization and Assistant Director of Community Engagement and Education at Playhouse Square in the center of the Cleveland Theatre District.

Kate Borders is President of University Circle Inc., the community development organization serving Cleveland’s University Circle district. Her work focuses on strengthening one of the country’s most significant concentrations of cultural, educational, and healthcare institutions through placemaking, economic development, transportation, public space, and community partnerships.

Kyle Carter is Vice President of Place at the Quad Cities Chamber of Commerce, where he leads work focused on creating vibrant, welcoming places across the bi-state region of Iowa and Illinois. His work connects downtown development, placemaking, public spaces, arts and culture, and economic vitality to strengthen communities throughout the Quad Cities.

Betsy Brennan is President & CEO of the Downtown San Diego Partnership, where she leads efforts to strengthen Downtown San Diego as a vibrant, welcoming, and economically resilient urban center. Her work brings together business, civic, and community partners around everything from economic development and public space to clean-and-safe programs, mobility, and the downtown experience.

Chelsea Ritter-Soronen is a multi-disciplinary visual artist, small business owner and public arts consultant. She is the Founding Principal of Ground Shift Studio, a mural company specializing in pavement art, established in 2013 (originally named Chalk Riot).