Does a relationship between substance abuse and mental illness and anti-social behaviour exist? Discuss.

Prepare an essay of no less than 1000 words discussing this question. Consider the following concepts:

1. Does substance abuse cause anti-social behaviour?
2. Is substance abuse always an element of anti-social behaviour?
3. Does the elimination of substance abuse remove anti-social behaviour?
4. Alcohol and tobacco can also be abused.
5. Does substance abuse cause mental illness?
6. Does mental illness cause anti-social behaviour?
7. Does appropriately medicated mental illness cause anti-social behaviour?
8. Are people with substance abuse issues discriminated against?