David, a co-founder of the Edgecumbe Group, has worked in most organisational sectors and on five continents. He specialises in the assessment and development of leaders and leadership.
David’s ideas have been captured in several books of which two are particularly well-known. In the field of leadership, he has most recently published, with Prof Adrian Furnham of UCL, Leadership: all you need to know (first published by Palgrave Macmillan 2012, second edition 2016). In this book he describes the evolution of the Primary Colours ® Model of Leadership, its four propositions and their relevance to the leadership of 21st century organisations.