Credits for elaboration of this publication: Content: Michael Abraham, Metropolis Project Officer, Berlin Sara Hoeflich, UCLG task manager, Barcelona Ken Breetzke, civil engineer, Durban
Editing and Layout: Alessa Bennaton and Greta S. C. Schwendimann, UCLG
Picture and illustration Pictures 1-8, 10, 11, 13, 16: Michael Abraham, Metropolis Project Officer Berlin Picture 9, Dylan Passmore, Transportation Planning Consultant Picture 12, http://www.metro.sp.gov.br/ Picture 14: www.skyscrappercity.com Picture 15, 17, 19: Rosa Cava Picture 18: Eduardo Trani Front cover illustration: Gerard Fagot: www.gerardfagot.com
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