The
World Bridge Federation (
WBF) is the international
governing body of
contract bridge. The WBF is responsible for world championship competitions, most of which are conducted at a few multi-event meets on a four-year cycle. The most prestigious championships are those for national teams in Open, Women, and Seniors categories: the
Bermuda Bowl,
Venice Cup, and
Senior Bowl (jointly the biennial "World Teams Championships"), and the quadrennial
World Team Olympiads, incorporated in the
World Mind Sports Games beginning 2008.