This is the first of a two part post. You can view the second part here.
Google are very secretive when it comes to their ranking algorithm. They are reported to use 200+ factors to rank websites, but which are fact and which are myth?
Northcutt have run the rule over each, ranking them on a sliding scale using patent filings, direct statements from Google and good old science.
We’ve given their research the infographic treatment. You’ll find the on page ranking factors below, the off page factors can be found here.