A family of Microsoft word processing software products for creating web, email, and print documents.
Here's a solution that actually works: http://www.tech-recipes.com/rx/25605/prevent-word-from-including-email-address-when-adding-author/
- Launch Microsoft Word.
- Click the blue File button to open the backstage view and then choose Info.

The far right side of the screen shows the detailed properties of the document. Click the Properties button at the top and then choose Advanced Properties.

The document’s properties pops up on the screen. Make sure you are in the Summary tab.

In the author field, fill in the author names. If any emails present there, just replace them with your desired names.

When you are done, click OK to save the changes.