Marga Hoek is a member of Thinkers50, she is that rare combination: a true visionary on sustainable business and capital and a successful, innovative business leader who understands and applies the commercial realities of business. Operating at the highest level with ministers and presidents, Marga is a global voice for G20, G7 Climate Change and Cop 23 and a regular contributor for prestigious, global media like Forbes Magazine, Fortune and The Huffington Post. Her latest book The Trillion Dollar Shift, on the business opportunities of the Sustainable Development Goals, received an international, gold medal.

John is a respected organisational psychologist, best-selling New York Times author and CEO of APS (Amaechi Performance Systems). John partners with organisations to help leaders move from being transactional to transformational. He focuses on improving performance, solving intractable people problems and creates thriving workplaces despite the challenges and disruption of the modern world. Prior to founding his own firm, John spent several years as a professional athlete, becoming the first Brit to play in the National Basketball Association (NBA).