What are your top tactics for boosting your site's Author Rank?

[ProjectLabs]

Mike Arneson has an excellent Mozinar where he shares some helpful Author Rank tactics. What specific tactics are you doing to boost the Author Rank of your site?

[MoosaHemani]

I think worth domain thing that most people are already doing in the ethical SEO sphere is to write for other quality SEO blogs with the author tag.