Do bloggers have an authority score, and could it be that authors are a weighting factor to consider in the value of links? Let's consider, at a very high level, how it could work.
Articles by Richard Zwicky
Close enough may get you points in horseshoes, but it doesn't cut it in search. More than 90 percent of all search referrals are from results on the first page. If your website doesn't rank for relevant terms on page one, you might as well be invisible.