Blogging, Podcasting, and Screencasting: Eight Characteristics to Attract Devoted Followers (Part I)
http://www.idratherbewriting.com/2009/06/14/blogging-podcasting-and-screencasting-eight-characteristics-to-find-devoted-followers-part-i/

Johnson, Tom H.
Tech Writer Voices
2009

Abstract:

Devoted followers stay updated with each new post, podcast, or screencast, eagerly awaiting the next new one. They’re intimately familiar with your content and either comment regularly or regularly return to your site.