The year is not important; this is fiction. But Susan, the last secondary school student on Earth, is deciding what to study at university. Physicist Helen Cammack and psychologist Kate Cross (University of St Andrews) are here to do battle for Susans soul. Should she pursue physics, the study of the universe? Or psychology, the science of the mind? Is there a hard option and an easy option? Susan needs you to come along, ask hard questions of our two scientists and help her choose her path
