After studying art history, Isabelle Leonard worked at the Guggenheim Museum in New York. Her native Brussels called her back to work in a large consultancy where she specialised in crisis communication. In 2006 she received an award for best crisis management agency in Europe. She now coaches executives and politicians in media training and communication. Full profile.

John is a communication consultant who advises and trains senior journalists and executives. He has lectured on media literacy in Germany and Belgium. A former correspondent for CBS News and bureau chief for CNBC Europe, John has covered many of the leading news stories of the last 25 years and interviewed scores of leaders. Full profile ǀ video.