I've written a fair bit about it. We use it at AppNexus internally for our UI's, and it simply maps back to a REST API. Since each API has its quirks and odditi

I've written a fair bit about it. We use it at AppNexus internally for our UI's, and it simply maps back to a REST API. Since each API has its quirks and oddities, it's a nice abstraction layer for consistency. http://joelgriffith.net/lessons-learned-wrapping-a-rest-api-with-graphql/ http://joelgriffith.net/lessons-learned-wrapping-a-rest-api-... For starters