You will need to request a username change. See the related question below to find out how to change your WikiAnswers username.
Yes, his username is simply "Bob".
These represent contributors who never registered an account with WikiAnswers. Thus they do not have a username to display.
Your wiki name is your username. You have to have an account to have a wiki name.
His account is private and no one knows what his account it. That's like asking what your username and password is for WikiAnswers. It's PRIVATE!
If they don't have an account here, they are identified by their computer's ID, which is called a ip address.
You cannot list or share User account names or passwords, or any personal information on WikiAnswers answer pages
Well, unfortunately you can't. Yahoo and WikiAnswers aren't linked sites, and WikiAnswers doesn't allow you to log in with a Yahoo account. If you have a certain username that you use on Yahoo that you want to use here, you can try to get that same one... on the contact us page, fill out the form to talk to the Support team, and they can look into whether a certain username is available or not.
Your username is your account's username.
You get a WikiAnswers email account by becoming a Supervisor on WikiAnswers.
Currently, there is no "friending" feature on WikiAnswers. However, every member of WikiAnswers has a bio page and a message board, and you can leave them messages if you like. To get to a person's bio page, use this link, and replace the word "username" with the real username of the member you want to find: http://wiki.answers.com/Q/User:username
You may be on one of the WikiAnswers International websites. Make sure that the URL in your web browser is actually Wiki.Answers.com. If your username does not work on Wiki.Answers.com, the most likely reason is that your account was renamed due to an inappropriate username. If you believe this could be the case, please email WikiAnswers @ Answers.com (remove spaces) from the email address that is linked to your WikiAnswers account.