Some creative people see colours when they hear different sounds. Others see colours when they see words and numbers printed in black and white. These interesting people are called synaesthetes， and what they experience is called synaesthesia.

A. __________

A study at the University of Sussex is finding out how learning to see sounds as colours or think of letters in colour could improve your IQ and memory.

Study leaders Dr Daniel Bor and Dr Nicolas Rothen have been working on memory for a number of years. They want to see which parts of the brain do different jobs. Dr Bor says that carrying out these tests has given them the opportunity to find out more about how we use different kinds of memory.

B. __________

He explains that Professor Simon Baron Cohen， of the University of Cambridge， was largely responsible for beginning the modern science of synaesthesia in the 1980s. ‘He created a test to try and find out whether the experiences that synaesthetes have are the same over time. The tests showed that synaesthesia was real， and this made lots of scientists in different places want to do similar