Jonny Wilkinson

English rugby fly-half with a professional rugby career spanning 17 years, including four Rugby World Cups.

Dr Ellen Langer

A globally-recognised social psychologist and the first female professor to gain tenure in the psychology department at Harvard University. She has been described as the “mother of mindfulness” and has written extensively on the illusion of control, mindful ageing, stress, decision-making and health.

Dr Ross Tucker

An exercise physiologist and high-performance sports consultant at the Sports Science Institute of South Africa. He consults with various teams and federations including the USA Olympic Committee, Great Britain Olympic Sports Federations, the International Rugby Board, SA Sevens Rugby and SA Kayaking.

Dr Brian Wansink

John Dyson Professor of Consumer Behavior at Cornell University, where he directs the Cornell Food and Brand Lab. He is author of over 100 academic articles and books, including the best-selling Mindless Eating: Why We Eat More Than We Think (2006) along with Marketing Nutrition (2005), Asking Questions (2004), and Consumer Panels (2002).

Dr Derek Yach

Former Senior Vice-President of Global Health and Agriculture Policy at PepsiCo before joining The Vitality Group in the United States. Dr Yach previously headed global health at the Rockefeller Foundation, was a Professor of Global Health at Yale University, and a former Executive Director of the World Health Organisation.

Dan Ariely

Professor of Psychology and Behavioral Economics at Duke University (USA), where he holds appointments at the Fuqua School of Business, the Center for Cognitive Neuroscience, the School of Medicine, and the Department of Economics. Ariely is also a bestselling author of Predictably Irrational and The Upside of Irrationality.

Professor Tim Noakes

Discovery Health Chair of Exercise and Sports Science at the University of Cape Town. He is also Director of the UCT/MRC Research Unit for Exercise Science and Sports Medicine. Noakes has published more than 450 scientific publications and several books.