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.

Trevor Williams served as Chief Economist at Lloyds Bank for over a decade. Now an author, academic and consultant, he analyses the key trends and policies that shape the economy and markets. From energy and climate to how companies use their data to understand the wider economy, he brings clarity and relevance to an often complex and abstract field.

Polar explorer, TED speaker, and record-breaking long-distance skier Ben Saunders fuses the spirit of adventure with impressive technical ingenuity. He has five North Pole expeditions under his belt and is best known for leading one of the most ambitious expeditions in a century. Humble and self-effacing, he is an explorer of limits and his message is one of inspiration, empowerment, and boundless potential. He explores the dichotomy between ideas and action and urges audiences to consider carefully how to spend the “tiny amount of time we each have on this planet.”

Helena Boschi is a psychologist who focuses on applied neuroscience in the work place. Her particular areas of interest include the brain and behaviour, our emotional and rational neural networks and how to improve our cognitive abilities in order to get the best out of our own and others’ brainpower. Helena has also researched the influence of cognitive biases and corporate psychopathy across different organisations. She has recently investigated the impact of chronic, work-induced stress on brain function and has just published a book called ‘Why we do what we do’.

With more than a decade working at the heart of the technology industry, Dex Hunter-Torricke has managed communications for some of the most-influential and admired Silicon Valley leaders and corporations of our day. In his daily work, Dex plays a critical role in writing the next chapter on science, tech, the economy, and society across the globe, and spearheads efforts to bring the stories of how the world is being moved forward to light. From 2012-2016, he led the executive communications team at Facebook and served as personal speechwriter for Mark Zuckerberg. He then went on to join SpaceX as senior director of communications. He later served as the VP Global Communications & Public Engagement for the Oversight Board for Meta, the independent body that makes decisions on Facebook and Instagram’s most challenging content issues. Dex takes audiences into Facebook’s boardroom, Musk’s open-concept cubicle, the famed Googleplex, and finally to the UN itself to share lessons on what it takes in today’s environment to build highly effective internal teams, how to use storytelling in modern communications, and what to make of the steady transition from local to global that’s unfolded over the past decade.

Alex Gregory is an Olympic rowing gold medalist for Great Britain and world rowing championship winner. He is passionate about sharing his story and inspiring others to find the strength that lies within themselves. In 2013, he was appointed Member of the Order of the British Empire (MBE) for services to rowing.

Roger Harrabin is one of the media’s most influential voices on the environment, energy and climate change. He is Energy and Environment Analyst for the BBC, where he has broadcast for more than 30 years. Roger has been a global pioneer in environment reporting. He was founder presenter of the BBC environment programme Costing the Earth and has won many awards for his work in radio and TV. His quest for impartiality led him to broadcast two three-part series on Radio 4 tackling the risks and uncertainties in climate science and technology. His reporting on new topics has often been trend-setting – he was, for instance, the first mainstream reporter to highlight the central role that energy would play in the environment. He has interviewed many influential figures including Margaret Thatcher, Tony Blair, Ban Ki Moon, Al Gore and Sir David Attenborough.

Ash Alexander-Cooper OBE is a former Specialist Military Unit Colonel in the British Armed Forces and a former Partner at McChrystal Group - an elite advisory services firm that builds agile teams and enables clients to adapt to their complex operating environments. Ash was a Partner in McChrystal Group's London, England office, where he focused on expanding the firm’s offerings and developing relationships with European clients. With a focus on leader development, talent management, and team-building solutions, Ash draws upon lessons learned from over 22 years of experience leading and managing diverse multinational military, civilian government and other elite teams.

Gavin Patterson is the president and chief revenue officer of Salesforce.com, Inc., leading the CRM company's global sales organization. He previously served as Chief Executive, BT from 2013-19. During his tenure, Patterson completed the UK rollout of the superfast fibre and started the deployment ultrafast fibre. He led the £15billion acquisition of EE, launched BT Sport, expanded BT’s cyber security practice and championed BT’s social purpose agenda. He joined BT in 2004 as MD Consumer and joined the board as CEO BT Retail in 2008. Prior to BT, he spent four years at Virgin Media and nine years at Procter & Gamble. Patterson is a Non-Executive Director at British Airways plc and a Trustee of the British Museum. He graduated from Cambridge University with an MEng in Chemical Engineering.

Widely regarded as one of Britain’s greatest-ever skiers, Chemmy Alcott is a four-time Winter Olympian who has defied the odds in sport and life to inspire the world and show people that anything is possible when they’re willing to take risks. She represented Team GB throughout her 20-year sporting career, during which she became the eighth ranked skier in the world and the first British ski racer to win a run in the World Cup.

Sir Clive Woodward is the World Cup winning Head Coach who led England's rugby players to World Cup glory in Australia in 2003. A former England International and British & Irish Lion himself, during Clive's tenure as Head Coach England moved from 6th in the world to being the number one ranked team, winning every trophy an England team can win.

Sir Ranulph Fiennes was, with Charles Burton, the first man to reach both poles by surface travel and, with Mike Stroud, the first to cross the Antarctic Continent unsupported.