b'Personality or People Diagnostic tools cannot measure what The GC Index doeshow and where individuals and teams most impact and contribute to the business cycle.Developed by leading clinical and academic psychologists, The GC Index has been tested in 50 countries across over 3000 companies and organisations, including retail, recruitment, healthcare and the NHS.The speed to impact and feedback that I have felt throughout the organisation when using the GC Index is amazing. People start using the language straight away without having to understand any complex theory in a way that is entirely non-confrontational.TRUDIE ADCOCKGLOBAL ENTERPRISE LEARNING DIRECTORASTRA ZENECAThe GC Index a proven method of measuring impact.'