Professor Gouin is a brilliant surgeon, but as Maigret says, 'He just doesn't understand what makes people tick.' Caught in the drama of murder, he finds that love at least cannot be diagnosed. Directed by Andrew Osborn, 1960.Professor Gouin is a brilliant surgeon, but as Maigret says, 'He just doesn't understand what makes people tick.' Caught in the drama of murder, he finds that love at least cannot be diagnosed. Directed by Andrew Osborn, 1960.