Michal Ozogan

Googles+ widget which provides you public post from your timeline. It shows your statuses, images, videos, links and albums. You need create your google plus app (https://code.google.com/apis/console/b/0/?pli=1) and enter your api + your profile ID. The are also some customizations like size of your profile image, number of showed posts and max width of images.

Easy Google+ Widget

Googles+ widget which provides you public post from your timeline.

mlazarov

Google Plus Profile Picture appear in Google Search. Integrate Google Plus Profile with WordPress. Make your website come up in Google.
Including Google authorship for multiple authors and for wordpress multisite
Just 3 easy steps to process: 
1. Plugin Installation 
2. Enter Google Profile URL in Profile Page 
3. Post a link back from Google Plus Profile to Your Current Website

Google Plus Authorship

Add Google Plus Profile Picture to Google Search Results. Very Easy to implement! Google authorship for multiple authors

Easy Google+ Widget vs Google Plus Authorship