What are some factors that are associated with violence?

What are some factors that are associated with violence? What environmental factors help contribute to violence and when brought to the workplace, how are these factors dealt with? Provide some examples where violence has crossed over into the workplace. Explain your answer.

Your response should be at least 200 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.