Anne de Graaf, MSc, is a Teaching and Supervising Transactional Analyst in the field of Management and Organisational Development. For many years he worked for a large (TA based) consultancy firm in the Netherlands. Currently he is the co-owner and teacher/supervisor at one of the largest TA training institutes in the world, TA academie. He is also the co-author of the successful TA management book 'Einstein and the Art of Sailing'.