Explain the origin of these theories and how they could be applied to doing crisis intervention from the perspective of a victim advocate.

Understanding crisis intervention theory, where it came from and how it applies is important. Research and discuss Applied and Expanded Crisis Theory. In a 2 page paper, explain the origin of these theories and how they could be applied to doing crisis intervention from the perspective of a victim advocate. In addition, using Applied Crisis Theory, identify each of the following: a Developmental, Situational and Existential Crisis you have had in your life. Please reference appropriately using APA style.