Bjorn Edmund, SVP Communications, Shell

Dan McQuillan, Digital Guru, Make Your Mark

Ed Gillespie, Co-Founder, Futerra

Jean-Philippe Renaut, Manager, Engaging Stakeholders Program, SustainAbility

Jon Ingham, Executive Consultant, Strategic Dynamics Consultancy Services Ltd

Jo Confino, Executive Editor and Head of Sustainable Development, Guardian News and Media

Lee Bryant, Co-Founder and Director, Headshift

Marcia Stepanek, Publisher, Cause Global

Neville Hobson, Head of Social Media Europe, WeisComm Group

Robert Nuttall, Director, GreenMandate 

Tim Callington, Communications Consultant, Edelman

Tom Raftery, Social Media Consultant, GreenMonk