We were grateful to have contributions from Dickson Despommier („The Vertical Farm“), Saskia Sassen (“global city”), Daniel Podmirseg (vertical farm institute), Franz Fischler (European Forum Alpbach), Valentin Thurn (ThurnFilm), Barbara Imhof (Liquifier), Josef Schmidhuber (Food and Agriculture Organisation), Christoph Mayr (AIT), David Schmidmayr (SANlight), Isabel Molitor (Farmers Cut), Chris Malcolm (Spread Farm), as well as representatives of vertical farming businesses in Europe, USA, Asia and many more.