<P> In the early 1980s, Ronnie Lamm, the president of the Long Island PTA sought legislation to govern the proximity of video game arcades to schools . In the 1990s, Joe Lieberman, a US Senator, chaired a hearing about violent video games such as Mortal Kombat . David Grossman, a former West Point psychology professor and lieutenant commander, wrote books about violence in the media including: On Killing (1996) and Stop Teaching Our Kids to Kill (1999). He described first - person shooter games as murder simulators, and argued that video game publishers unethically train children in the use of weapons and harden them emotionally towards commitments of murder by simulating the killing of hundreds or thousands of opponents in a single typical video game . </P> <P> In 2003, Craig A. Anderson, a researcher who testified on the topic before the U.S. Senate, said, </P> <Dl> <Dd> "(S) ome studies have yielded nonsignificant video game effects, just as some smoking studies failed to find a significant link to lung cancer . But when one combines all relevant empirical studies using meta - analytic techniques, it shows that violent video games are significantly associated with: increased aggressive behavior, thoughts, and affect; increased physiological arousal; and decreased pro-social (helping) behavior ." </Dd> </Dl> <Dd> "(S) ome studies have yielded nonsignificant video game effects, just as some smoking studies failed to find a significant link to lung cancer . But when one combines all relevant empirical studies using meta - analytic techniques, it shows that violent video games are significantly associated with: increased aggressive behavior, thoughts, and affect; increased physiological arousal; and decreased pro-social (helping) behavior ." </Dd>

When did the first violent video game come out