There are a number of tests you can run (here are a few SEO testing ideas for you to try) to gather data. Of course, we understand the importance of SEO testing, but what do SEO industry thought leaders have to say about it? Here are industry experts’ takes on the importance of SEO testing. In this vein, SEO testing helps to know what to work on next, and what needs to be tweaked. Kate MillerKate Miller explains how SEO testing helps attribute success to organic search and SEO versus other marketing channels.