Google’s Knowledge Graph search is all about their shift from being an information engine, to a knowledge engine. This simple, but profound shift in thinking, affects the SEO of every website, and drives the behaviors of white hat SEO types (like me!)
If you are a current customer of ours, I HIGHLY recommend you read both of these. It won’t take long and can really help shape the direction you go with your website, and give you a vision, directly from Google, of how you can beat your competitors through best practices, and deeply understanding what Google wants you to do on your website.
The two links below will tell you all you need to know, along with this video:
Article 1: Open Letter to the New SEO Generation:
Article 2: Introducing the Knowledge Graph, by Google: