GTD is where science and gratuitous violence meet. All concepts are produced by yours truly for engineering authenticity and designed together with Legacy Design Company. Go to 'Shop GTD' to purchase.

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Mr. Desmoulin's research aims to further understand the biomechanics of injury so that preventions may be engineered or new treatments developed. 

Geoff's credits include all 23 episodes of Season I and II of "Deadliest Warrior" on Spike TV.