This researcher claims that the scientific community overstated the connection between violence and video games and exceeded the data or ignored conflicting data:
http://psycnet.apa.org/journals/amp/68/2/57/
http://www.ncbi.nlm.nih.gov/pubmed/23421606
At present, there’s no hard evidence linking fantasy violence to real-world violence. Here is some discussion on the perceived connection:
http://news.cnet.com/8301-10797_3-57571447-235/why-do-we-blame-games-for-real-world-violence/
