http://news.bbc.co.uk/1/hi/6725653.stm
Bullies at school and in later life may sense that ill-treatment of the red-haired will not be treated as seriously by the authorities as persecution of other groups.
"Bullies think that person is outside the norm, they will be able to attack them. The bullies find something to pick on. The bully has a problem and needs a victim," Ms Eliot says.