Business website Linkedin has provided a small piece of information which suggests that God of War 4 is in development, or at least in pre-production.
An animator, whose name we shall withhold for security reasons, has the following entry under his work with Motion Logic Studios:

A quick check of his resume also provides the following:

Motion Logic Studios lists on its website various works for 'unannounced, AAA' titles. It's no leap of logic to think they would be creating cinematic tests for a new God of War, especially as the May-July date is shortly after God of War 3's release.
Whilst it was known Sony were planning more God of War games, this is the first proof of a new game in the core series.
We'll keep you up to date via our Twitter, which you can follow on the right-hand side of the page. Guess we'd better sharpen those Blades of Chaos.
http://playstation.systemlink.me/2011/03/god-of-war-4-leaked-via-resume.html














