Over the years, I've taken my share of personality and thinking style profiles, including Myers-Briggs, Emergenetics, and Graves' Spiral Dynamics. They each bring something a little different to the table and are useful for both improving your self awareness and figuring out the best way to build an effective, balanced team. I think EZOG is a great addition to the mix and appears to be a useful tool to help as you engineer the gene pool of your next new-start project or venture.
And by the way, I'm an Architect. Check it out -- get your EZOG on!