David has worked in training and development for over 20 years, working in four continents and nearly 50 countries. His work ranges from one to one coaching to managing multinational training programmes and his clients range from small family businesses to the European Commission, United Nations and Middle Eastern petrochemical companies. He is the author of around a dozen books and many journal articles. He is also a qualified and practising hypnotherapist and NLP practitioner. He spent 21 years with the major professional services firms, Arthur Andersen and PricewaterhouseCoopers, before becoming an independent trainer, coach, facilitator and speaker in 2002.
A former professional musician, David still occasionally performs and he collects instruments from around the world on his travels. He is the author of several books including 'Managing Difficult People At Work' and 'The Business Strategy Toolkit'.