Filmed February 5, 2015, at the ULI Global Trustees and Key Leaders Midwinter Meeting 2015 in Paris.
- Moderator: Ed Glaeser, Director of the Taubman Center for State and Local Government at Harvard Kennedy School
- Mayor Boris Johnson of London
- Mayor Ignazio Marino of Rome
- Mayor Sly James of Kansas City, Missouri
- Former Mayor Manny Diaz of Miami, Florida