Authors are always seen as authorities in their field, and if your readers know you are blogging an ebook your status will begin to rise in their eyes immediately. (magnoliamedianetwork.com)
The authors occasionally «cite their own work» because they are leading authorities in these fields, as is common in all academic publications. (climatechangereconsidered.org)
Is it a recognized authority in the field with the specific background knowledge relevant to the product? (edutopia.org)