What is your definition of ‘making a difference’? Sir David Nott’s is to take unpaid leave and stitch hope and recovery in those who are experiencing the worst that humanity can throw at them; to give proper care to those who are at the most precarious time of their lives. His story will teach us about the importance of drive and resourcefulness, as well as selflessness and compassion. Recorded at London's Science Museum, The Marketing Society Bravest Conference marked the end of a three-year 'brave' trilogy, which began in 2016.