Ompetency to Stand Trial in the United States

Discuss competency to stand trial and the insanity defense referencing the MNaghten rule and Dusky v. U.S. Use the following as a general guide:
I. Introduction
II. Testing for Insanity
III. How it was established
IV. Mental illness and criminal behavior
V. Usefulness of the defense
VI. Whether or not it should be abolished
VII. Conclusion