Brendan May, chairman of sustainability advisory firm Robertsbridge, joins the Echo Chamber to talk about sustainability in the context of PR and communications. May ran Weber Shandwick’s sustainability practice before setting up Robertsbridge in 2009. He has advised global companies and brands on sustainability strategies, supply chain risk, sustainable sourcing, communications, reputation and crisis management. He was also chief executive of the Marine Stewardship Council, and European chairman of the Rainforest Alliance, and is a regular commentator on corporate responsibility.