What year was the original proposer of the dS/CFT correspondence of string theory born?
DS/CFT correspondence: In string theory, the dS/CFT correspondence is a de Sitter space analogue of the AdS/CFT correspondence, proposed originally by Andrew Strominger. Andrew Strominger: Andrew Eben Strominger ( ; born 1955) is an American theoretical physicist who is the Director of Harvard's Center for the Fundamental Laws of Nature.
1955