Billiard table all six pockets), with rounded entrances and nearly parallel sides, like those on a snooker table. One tactical consequence of this design difference is that the jaws of the WPA-type pocket are often used exactly like a horizontal version of the backboard of a basketball goal, to rebound the ball into the pocket; this technique does not work on blackball tables, and even shots down the cushion into a corner pocket are more difficult. For tournament competition under WPA world-standardized rules (and league play under derived rulesets), the bed of the pocket billiard table must be made of slate no
World Pool-Billiard Association a country's national federation. The chart and table shows the WPA's members : , the WPA board of directors are: World Pool-Billiard Association The World Pool-Billiard Association (WPA) is the international governing body for pool (pocket billiards). It was formed in 1987, and was initially headed by a provisional board of directors consisting of representatives from Japan, the United States, Sweden, and Germany. , the WPA president is Ian Anderson of Australia, and the organization is headquartered in Sydney. It is an associate of the World Confederation of Billiards Sports (WCBS), the international umbrella organization that encompasses the major cue