Here’s a quick and dirty process for adding google+ support to your wordpress blog.

  1. Setup google+ Account
  2. Add any email addresses you want to your personal or company profiles
  3. Make sure on blog / site that your account is setup for whoever is posting to blog, using email that is on google plus.
  4. Now visit https://plus.google.com/authorship and put in your email address
  5. Wait for verification email and verify you own the email
  6. Go to wordpress, and install the Yoast seo plugin
  7. Configure the G+ options in your profile following this tutorial (http://www.blogtransform.com/google-authorship-markup-yoast/)
  8. Test your site / blog post by entering it’s url into this site (https://www.google.com/webmasters/tools/richsnippets)

Most of the original info and more can be found here (http://www.blogtransform.com/google-authorship-markup-yoast/)