Ten-pin bowling which govern the sport and have predominant influence over its rules. These two central bodies are based in the United Kingdom and the United States, but their influence and ascendant ruling are highly respected globally and are projected worldwide. Additionally, there is the World Tenpin Bowling Association (WTBA), a part of the WB organization, which governs the sport of tenpin bowling throughout the world of which is divided in three zones; the American Zone, Asian Zone and European Zone. In England, ten-pin bowling is sanctioned and governed by the BTBA (British Tenpin Bowling Association). The BTBA is devoted to the
Ten-pin bowling ago the game wasn't tougher. You could hit the pocket as easily as you do now, but you couldn't knock over the same [number] of pins with a rubber bowling ball. Sport bowling is, for the first time, intentionally trying to make the lanes tough." Petraglia's suggestion to combat high-tech bowling balls is to use heavier pins that are single-voided on the bottom (versus double-voided), making them less top-heavy. Bowling alley proprietors and lane maintenance personnel have also argued that changes in ball technology have made it more difficult to lay out fair and credible conditions for participants. This is