Another factor many criminologists consider key to making a life of crime easier is the availability of handguns in . society. Many firearms used in crimes are stolen or purchased illegally (bought on what is called the "black market"). Firearms provide a simple means of committing a crime while allowing offenders some distance or detachment from their victims. Of the 400,000 violent crimes involving firearms in 1998, over 330,000 involved handguns. By the beginning of the twenty-first century firearm use was the eighth leading cause of death in the United States.
"Considering the APA's long-standing bias against and attacks on video games, this slanted report is not surprising," the group said in a statement. "Numerous medical professionals, researchers, and courts all debunk the fundamental thesis of their argument. In tearing down similar faulty research, the . Supreme Court specifically ruled that 'psychological studies purporting to show a connection between exposure to violent video games and harmful effects on children do not prove that such exposure causes minors to act aggressively.' We could not state it better."
A study, completed by Finish, American, British, and Swedish researchers, discovered out of 794 Finnish prisoners, 568 had tested positive for Antisocial Personality Disorder (ASPD). Researchers accessed data from the Finnish CRIME sample, a database containing psychological tests and genetic material from 794 Finnish prisoners obtained from 2010 through 2011, reported Business Insider . After comparing the prisoners' genetic material to a large control group from the public, a number of genes were identified which may factor in on some cases of ASPD, reported Business Insider .