Rik Erikson: What was his view of how personality developed

The paper needs to be 12 pages of text, not including bibliography. Needs to be written in accordance with the APA 6th Edition style manual.

Paper Topic: What was Erik Eriksons view on how personality developed?
-How did he assess and treat?
-What were his theoretical origins?
-How did he determine a healthy personality versus an unhealthy personality?