death_date death_place birth_place name birth_date spouse known_for article_title birth_name occupation
3 december 2014 los angeles , california , u.s. brampton , ontario , canada nathaniel branden 9 april 1930 barbara patrecia scott -lrb- née gullison ; 1969 -- 1977 ; weidman her death -rrb- estelle devers -lrb- 1978 -- 2003 ; -lrb- divorced -rrb- leigh horton -lrb- 2006 -- 2014 ; his 1953 death -rrb- -- 1968 ; divorced -rrb- founder of ayn rand of self-esteem movement in psychology , former associate nathaniel branden
 nathan blumenthal psychotherapist
nathaniel branden

nathaniel branden -lrb- born nathan blumenthal ; april 9 , 1930 -- december 3 , 2014 -rrb- was a canadian -- american psychotherapist and writer known for his work in the psychology of self-esteem .
a former associate and romantic partner of ayn rand , branden also played a prominent role in the 1960s in promoting rand 's philosophy , objectivism .
rand and branden split acrimoniously in 1968 , after which branden focused on developing his own psychological theories and modes of therapy .
