Barbara Branden ( née Weidman ; May 14 , 1929 -- December 11 , 2013 ) was a Canadian writer , editor , and lecturer , known for her relationship and subsequent break with novelist-philosopher Ayn Rand .
Barbara Branden ( born Barbara Weidman , 14 May 1929 -- 11 December 2013 ) was a Canadian writer , editor , and lecturer . She was known for her relationship and subsequent break with novelist-philosopher Ayn Rand .