Blackwood convention Blackwood convention In the partnership card game contract bridge, the Blackwood convention is a popular bidding convention that was developed by Easley Blackwood. It is used to explore the partnership's possession of aces, kings and in some variants, the queen of trumps, to judge more precisely whether slam is likely to be a good contract. Two versions of Blackwood are common: "standard" Blackwood, developed by Easley in 1933, and "Roman Key Card" Blackwood ("RKC" or "RKCB"), named for the Italian team which invented it. Standard Blackwood enables one partner to count partnership aces and kings in general. Key card variants
Beatrice Blackwood as a research assistant to Arthur Thomson in 1918, Blackwood then began teaching physical anthropology and working with anatomy collections as a Departmental Demonstrator. Women were not allowed to official matriculate or graduate from Oxford until 1920, at which time Ms. Blackwood took both the BA and MA in the same day. In 1923, she also earned a B.Sc. in Embryology. In 1924, Blackwood travelled to North America on a Laura Spelman Rockefeller Fellowship to study anthropology in Native American, African-American, Asian and Caucasian societies. During this time, Blackwood collected items to add to the Pitt Rivers Museum collection and