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“An inspirational leader, story-teller and thinker who genuinely straddles the business and environmental worlds.”

Tom Rippin – Founder, On Purpose

Mac is an outstanding speaker, unusual in his capacity to address diverse groups with equal impact and resonance. He intertwines themes rarely associated with each other – the quest for meaning and purpose, organisational leadership, nature, identity and the role of ordinary people in shaping a future fit for generations to come.

Mac speaks at major international conferences across the corporate, public and third sectors. Past talks include: TEDx, Unilever, Harvard Business School Club of New York, The Globally Responsible Leadership Initiative, Barclays Bank, HR Vision, Grunenthal, A.I.S.E and the Institute of Family Business

Mac is a born storyteller – passionate, powerful, captivating.” Cindy Tran – Co-Director, Harvard Business School Club of New York’s Career & Professional Development Programme

My experience with Mac remains one of the most memorable and extraordinary I have ever had in business.” Jake Baachus – Customer Sustainability Director, Coca-Cola Europe

An inspirational leader, story-teller and thinker who genuinely straddles the business and environmental worlds.” Tom Rippin    Founder, On Purpose

Mac has remarkable skills… one of the greatest investments you can make.” Mark Drewell – Chief Executive of the Globally Responsible Leadership Initiative

Invite Mac to meet your team and be ready for some powerful change!” Virginie Helias – VP Global Sustainability, Procter & Gamble