Researchers have tried to link problems with the brain either through trauma or malformation to extraordinary mental abilities - one of the theories being that damage to one area prompts compensation in another.
In addition to shareholder class actions, the class action vehicle has been used by groups of employees to redress discrimination by companies and, in the medical area, to seek compensation for defective medical and pharmaceutical products which cause widespread harm.
They asked for a formal apology, the speeding up of the investigation into his death, punishment of the perpetrators, the payment of compensation to the fisherman's family and talks over fishing rights in the disputed area.