The ethics of science and discovery have long been the inspiration for science fiction, mythology and horror films alike. Recently scientists have engineered mice with brains that are part human at  the Centre for Translational Neuromedicine at the University of Copenhagen and the University of Rochester in the pursuit of was created studying diseases of the brain and central nervous system. How should we view this bold step forward? Here to talk to us about this today was Professor Robert Sparrow, a bioethics specialist and lecturer from Monash University?