Degree in Chemistry, Sheffield University. Former environment manager in the engineering sector and environmental consultant. 2000, joined Marks & Spencer. Responsible for delivering M&S' aspiration to be the world's most sustainable retailer. Works with the M&S leadership team to integrate sustainability into the heart of the business across its global retail channels and supply chains. This includes developing the business case; coaching/mentoring colleagues; changing business processes; customer and stakeholder engagement; and business model innovation. Co-Chair, Consumer Goods Forum (CGF) Sustainability Steering Group. Chair, World Environment Center. Visiting Fellow, Smith Centre for Enterprise and the Environment, Oxford University. Senior Associate, Cambridge Programme for Sustainable Leadership. Sits on BiTC's Environment Leadership Team. Inaugural Sustainable Business Innovator of the Year, The Guardian (2011).