However, in 2009, a judge of an Italian appeals court reduced by one year the prison sentence of an adult immigrant with schizophrenia who had killed another immigrant by mistake, believing that the victim was the one who was mocking him. The Court of Assizes of Appeal of Trieste supported that in accordance with the results of tests matching ‘‘numerous international studies’’, certain elements in the murderer’s genetic code ‘‘significantly increased the risk that he would develop impulsive aggressive behavior’’.