Mark Bowen, a lifelong hunter and shooter, has finally compiled the data on the effectiveness of shotgun shells and put the selection of the best load for each use into an easily understandable and entertaining format. His engineering training has enabled him to take the complex mathematics of the shot cloud and simplify it into a useful guide with information never before published. One of his discoveries led to the issuance of a United States patent for a new buckshot stacking pattern. This resource will enable the reader to quickly determine the best shotgun load for any application. A must read for shooters of all experience levels.