What are some cultural, physical, psychoanalysis theories of teenage killers?

what would be the reason's behind their acts?


thanks!What are some cultural, physical, psychoanalysis theories of teenage killers?
anomy


lack of socialisation


difficulties to communicate


frustation


rejections


don't fit the standard normsWhat are some cultural, physical, psychoanalysis theories of teenage killers?
Getting hurt..hurt turns to resentment


Envy jelousy..it hurts something u cant have..then after hurt it turns to resentment