The debate about the pros and cons of the Myers-Briggs Type Indicator has been going on for many years, often between assessment experts each with their own opinions – and now it seems the debate is growing.  On the BBC Radio 4’s Start The Week programme broadcast on 8 October 2018 the presenter described what he called ‘the strange and surreal qualities’ of a popular questionnaire called the MBTI. Later in the same programme, Robert Plomin whose book ‘Blueprint: How Our DNA