when one user is logined another user name is displaying in the

Cannot skip to admin page after logined in by admin, 123qwe at logined I logined really long time! I loginned really long time I started working so that means i dont study english :( haha I am so being lazy logined I'm making an App One of button in an app i'd like make popup a web browser with logined twitter I thought that i can with oauth(access

logined Now I want to populate logined user details like First Name, Last Name, Phone, Zip into Contour form automatically So User need to fill only