A Coruña, Spain | Inés Rey Garcia

Aberdeen, United Kingdom | Jenny Laing

Bilbao, Spain | Juan Mari Aburto

Bogotá, Colombia | Claudia López

Bologna, Italy | Virginio Merola

Braga, Portugal | Ricardo Rio

Bratislava, Slovakia | Matúš Vallo

Bristol, United Kingdom | Marvin Rees

Buenos Aires, Argentina | Horacio Rodríguez Larreta

Denver, USA | Michael Hancock

Dundee, United Kingdom | John Alexander

Florence, Italy | Dario Nardella

Freetown, Sierra Leone | Yvonne Aki-Sawyerr

Fukuoka City, Japan | Sōichirō Takashima

Glasgow, United Kingdom | Susan Aitken

Hamburg, Germany | Peter Tschentscher

Highland, United Kingdom | Margaret Davidson

Hirono, Japan | Satoshi Endo

King County Executive, USA | Dow Constantine

Leeds, United Kingdom | Judith Blake

Leipzig, Germany | Burkhard Jung

Lima, Peru | Alcalde Jorge Muñoz Wells

Lisbon, Portugal | Fernando Medina

Liverpool (Greater), United Kingdom | Steve Rotheram

Ljubljana, Slovenia | Zoran Janković

Los Angeles, USA | Eric Garcetti

Manchester (Greater), United Kingdom | Andy Burnham

Mannheim, Germany | Peter Kurz

Milan, Italy | Giuseppe Sala

Montreal, Canada | Valérie Plante

New York, USA | Bill de Blasio

Oakland, USA | Libby Schaaf

Palermo, Italy | Leoluca Orlando

Paris, France | Anne Hidalgo (Chair)

Perth and Kinross, United Kingdom | Murray Lyle

Philadelphia, USA | Jim Kenney

Porto, Portugal | Rui Moreira

Quillota, Chile | Luis Mella

Rennes, France | Nathalie Appéré

Reykjavik, Iceland | Dagur Bergþóruson Eggertsson

Rotterdam, Netherlands | Ahmed Aboutaleb

Saltillo, Mexico | Manolo Jiménez Salinas

San Jose, USA | Sam Liccardo

Seville, Spain | Juan Espadas Cejas

Sintra, Portugal | Basílio Horta

Sofia, Bulglaria | Yordanka Fandakova

Stirling, United Kingdom | Scott Farmer

Stockholm, Sweden | Anna Konig Jerlmyr

Suwon, Korea | Yeom Tae-Young

Tbilisi, Georgia | Kakha Kaladze

Tel Aviv-Yafo, Israel | Ron Huldai

Tokyo, Japan | Yuriko Koike

Toyama, Japan | Masashi Mori

Utrecht, Netherlands | Jan van Zanen

Viana do Castelo, Portugal | José Maria da Cunha Costa

Victoria, Canada | Lisa Helps

Yokohama, Japan | Fumiko Hayashi