Here is reposted article, from PDN, and related video about the Biomechanics of the Best Handgun Grip, presented by Travis Haley.
“Shooters are often advised to “Get a good grip!” But what exactly does that mean? Travis Haley of Haley Strategic Partners presents the biomechanics of the best handgun grip and how it utilizes friction, leverage and gravity. Different types of grips are shown and their biomechanical efficiency tested. Simple science, not a complicated system. Using the best handgun grip for you ensures successful shooting.”