Easley Blackwood, Sr.
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Easley R. Blackwood (June 25, 1903 - March 27, 1992), the father of Easley Blackwood Jr., invented the Blackwood convention used in bidding in contract bridge. From 1968 to 1971 he was executive secretary of the American Contract Bridge League.
Blackwood was born in Birmingham, Alabama, but lived most of his life in Indianapolis, Indiana.