Your Gravatar is an image that follows you from site to site appearing beside your name when you do things like comment or post on a blog.
Avatars help identify your posts on blogs and web forums.
Step 1: Go to Gravatar.com
Step 2: Create an account
Step 3: Confirm your account – email
Step 4: Upload photo & crop image
Step 5: Assign photo to email
**Keep in mind that the email acct you have registered under your profile on the WordPress blog will be the one you want attached to your Gravatar photo.