David Diamond

David has a degree in Psychology, a Master's degree in Applied Psychology and is a qualified trainer of Neuro-Linguistic Programming. These qualifications provided a basis for developing the principles upon which his books were based. David continued to develop his understanding of how communication affects relationships over many years both through research, improved understanding and over twenty five years of marriage. This experience, along with a deep understanding of the principles and application of Transactional Analysis, came together when developing the practical and highly effective tools and techniques presented throughout his books.