Steve Martino

Landscape Architect — Arizona, USA

Prof James Hitchmough

UK

Jefa Greenaway

Architect — Australia

Adam Greenspan

Landcape Architect — PWP Landscape Architecture, USA

David Godshall

Landscape Architect — Terremoto, USA

Jonny Bruce

Gardener & Writer — UK

Landon Bannister

DarkSky International — Australia