David Miller David Miller is the Chairman and Founder of Changefirst, a global training and consulting organisation which specialises in change management. He has helped organisations successfully implement major change for the last 25 year. Initially as aSenior Executive for American Express and more recently with clients ranging from HSBC, BT, Roche Pharmaceuticals and The Linde Group. A regularly international speaker for industry events, he also contributes frequently to a number of professional publications. Read More Read Less