in normal every day activities a person normally changes thier behavior and so on according to who they are in contact with for example a person acts one way in church or at a church function and another at a party or socializing with friends. Its the same with family and friends from a very young age people allow peers and peerpressure say how they act what they say and so on. This is totally normal. DID and dissociative disorders is more than changing your attitudes around the people you are with. If you really want to know you can see a psychiatrist or posychologist and go through the diagnosing process. You will find info on that process in my blog called Me, Myself, and I. You can get there by clicking on the blog icon - Blog at the top of this sites pages.