Very helpful and simple plguin for WordPress SEO.

SEO Advicer will give you random OnSite & OffSite SEO Actions you need to implement for better SEO Strength in your website.

This plugin allows Wordpress-driven websites with multiple authors to properly claim authorship, linking each individual writer to their associated Google+ profile page. Once the pages have been indexed, the profile picture of the writer will appear next to the entry in the Google search results.